1964
704 tornadoes, 6 tropical cyclones near the U.S., 11 notable earthquakes. 51 tornadoes were rated F3/EF3 or stronger and tornadoes killed 73.
Tornadoes
704 recorded; 51 rated F3/EF3 or stronger.
Outbreak days
- May 5, 196430 tornadoes, 4 killed
Strongest and deadliest first
| Apr 3, 1964 | F5 | Wichita | 4.7 | 7 |
| May 5, 1964 | F5 | Polk, Antelope, Adams | 79.7 | 4 |
| Oct 3, 1964 | F4 | Lafourche | 1.5 | 22 |
| May 8, 1964 | F4 | Macomb | 3.3 | 11 |
| Jan 24, 1964 | F4 | Shelby | 3.3 | 10 |
| Apr 12, 1964 | F4 | Anderson | 19.4 | 3 |
| Mar 4, 1964 | F4 | Calloway, Marshall | 18.5 | 3 |
| Apr 12, 1964 | F4 | Page | 13.1 | 1 |
| May 5, 1964 | F4 | Greeley, Boone, Antelope | 51.2 | 0 |
| Aug 29, 1964 | F4 | Kossuth | 15.8 | 0 |
| Jun 22, 1964 | F4 | Fremont | 11.9 | 0 |
| Aug 22, 1964 | F4 | Ozaukee | 2.2 | 0 |
| Mar 9, 1964 | F3 | Lauderdale | 5.2 | 2 |
| Dec 25, 1964 | F3 | Hancock, Crawford, Appling | 0.1 | 2 |
| Apr 12, 1964 | F3 | Cass, Jackson | 19.5 | 1 |
| Apr 12, 1964 | F3 | Leavenworth, Platte | 14.0 | 1 |
| Mar 4, 1964 | F3 | Columbia, Nevada | 9.1 | 1 |
| May 29, 1964 | F3 | Colfax | 3.0 | 1 |
| Dec 24, 1964 | F3 | Newton, Troup, Meriwether | 75.4 | 0 |
| May 5, 1964 | F3 | Woodbury, Plymouth, Cherokee | 67.0 | 0 |
| Apr 22, 1964 | F3 | Ellsworth, Stafford, Reno | 59.7 | 0 |
| Mar 25, 1964 | F3 | Carter, Reynolds, Wayne | 46.0 | 0 |
| Apr 12, 1964 | F3 | Douglas, Leavenworth | 33.8 | 0 |
| May 5, 1964 | F3 | Barber, Harper | 33.0 | 0 |
| Mar 4, 1964 | F3 | Hardin, Wayne | 27.6 | 0 |
| Aug 29, 1964 | F3 | Scotland, Richmond | 21.9 | 0 |
| Apr 24, 1964 | F3 | Caddo, Bossier | 20.6 | 0 |
| May 5, 1964 | F3 | Stafford, Reno | 20.4 | 0 |
| Sep 3, 1964 | F3 | Richland | 17.1 | 0 |
| Apr 3, 1964 | F3 | Marshall, Bryan | 16.7 | 0 |
| Apr 28, 1964 | F3 | Haralson, Cleburne | 15.7 | 0 |
| Apr 21, 1964 | F3 | McDonough | 14.1 | 0 |
| Dec 25, 1964 | F3 | Okaloosa | 12.8 | 0 |
| Jun 19, 1964 | F3 | Page | 11.5 | 0 |
| Jun 19, 1964 | F3 | Page, Taylor | 10.6 | 0 |
| Mar 9, 1964 | F3 | Franklin | 10.4 | 0 |
| May 8, 1964 | F3 | Plymouth | 9.3 | 0 |
| Jun 21, 1964 | F3 | Dickinson | 8.9 | 0 |
| Aug 31, 1964 | F3 | Ellis | 8.3 | 0 |
| Jun 22, 1964 | F3 | Fremont | 8.0 | 0 |
| Mar 4, 1964 | F3 | Logan | 7.2 | 0 |
| Jun 18, 1964 | F3 | Pope | 6.2 | 0 |
| Apr 20, 1964 | F3 | Cass | 6.1 | 0 |
| Apr 22, 1964 | F3 | Delta | 5.9 | 0 |
| Mar 25, 1964 | F3 | Winston | 5.4 | 0 |
| May 5, 1964 | F3 | Richland, Wilkin | 5.2 | 0 |
| May 5, 1964 | F3 | Stearns | 4.3 | 0 |
| May 7, 1964 | F3 | Buchanan | 2.3 | 0 |
| May 10, 1964 | F3 | Cherokee | 2.0 | 0 |
| Apr 28, 1964 | F3 | Talladega | 0.1 | 0 |
| Aug 22, 1964 | F3 | Lenawee | 0.1 | 0 |
| Aug 27, 1964 | F2 | Pima | 0.1 | 2 |
| Apr 17, 1964 | F2 | Harris | 21.9 | 1 |
| Apr 12, 1964 | F2 | Johnson | 10.7 | 1 |
| May 5, 1964 | F2 | Madison, Howard, Nance | 71.5 | 0 |
| Oct 4, 1964 | F2 | Columbus, Bladen, Pender | 54.6 | 0 |
| Oct 4, 1964 | F2 | Martin, Washington, Tyrrell | 54.1 | 0 |
| Apr 22, 1964 | F2 | Garfield, Noble, Kay | 54.0 | 0 |
| Jun 15, 1964 | F2 | Scott, Harrison, Nicholas | 49.3 | 0 |
| May 5, 1964 | F2 | Emmons, McIntosh, Logan | 47.5 | 0 |
| Apr 25, 1964 | F2 | Nuckolls | 44.2 | 0 |
| Mar 25, 1964 | F2 | Jefferson, Shelby, Oldham | 38.4 | 0 |
| May 8, 1964 | F2 | Winnebago, Calumet, Outagamie | 30.6 | 0 |
| Jun 8, 1964 | F2 | Richland, Cass | 26.9 | 0 |
| Apr 26, 1964 | F2 | Antelope | 26.4 | 0 |
| Jun 18, 1964 | F2 | Potter, Walworth | 24.6 | 0 |
| Jun 12, 1964 | F2 | Barton, Russell | 24.1 | 0 |
| May 8, 1964 | F2 | Juneau, Adams | 23.5 | 0 |
| Jun 11, 1964 | F2 | Curry, Parmer | 23.2 | 0 |
| May 23, 1964 | F2 | Trempealeau, Jackson, Clark | 21.9 | 0 |
| Nov 19, 1964 | F2 | Phillips, Coahoma | 21.5 | 0 |
| Dec 25, 1964 | F2 | Worth, Tift, Irwin | 21.2 | 0 |
| May 8, 1964 | F2 | Vernon, Richland | 20.3 | 0 |
| Aug 11, 1964 | F2 | Arkansas | 20.3 | 0 |
| Aug 11, 1964 | F2 | Arkansas | 20.3 | 0 |
| May 8, 1964 | F2 | Presque Isle | 17.9 | 0 |
| Nov 19, 1964 | F2 | Quitman, Panola | 17.3 | 0 |
| May 8, 1964 | F2 | Grand Traverse, Antrim | 16.6 | 0 |
| Jun 22, 1964 | F2 | Lincoln | 16.1 | 0 |
| May 5, 1964 | F2 | Campbell | 16.0 | 0 |
| Apr 26, 1964 | F2 | Union, Ringgold | 14.8 | 0 |
| May 2, 1964 | F2 | Jackson, Haakon | 14.8 | 0 |
| Oct 3, 1964 | F2 | Jefferson, Orleans | 14.2 | 0 |
| Jul 12, 1964 | F2 | Caswell, Person | 13.6 | 0 |
| Mar 8, 1964 | F2 | Clinton | 13.1 | 0 |
| Jun 22, 1964 | F2 | Clarke | 12.8 | 0 |
| May 4, 1964 | F2 | Crawford | 12.6 | 0 |
| Apr 20, 1964 | F2 | Clay, Washington | 12.4 | 0 |
| May 8, 1964 | F2 | Marathon | 12.3 | 0 |
| Jun 8, 1964 | F2 | Saline, Gage | 12.3 | 0 |
| Nov 19, 1964 | F2 | Sunflower, Washington | 11.9 | 0 |
| Jun 14, 1964 | F2 | Appanoose, Davis | 11.9 | 0 |
| Sep 22, 1964 | F2 | Page | 11.8 | 0 |
| May 10, 1964 | F2 | Caddo | 11.7 | 0 |
| May 5, 1964 | F2 | Roger Mills | 11.6 | 0 |
| Mar 25, 1964 | F2 | Hamilton | 11.5 | 0 |
| Mar 4, 1964 | F2 | Dunklin | 11.5 | 0 |
| Nov 14, 1964 | F2 | Pratt | 11.3 | 0 |
| Aug 29, 1964 | F2 | Worth | 11.2 | 0 |
| Apr 12, 1964 | F2 | Nodaway | 10.8 | 0 |
| May 5, 1964 | F2 | Barton, Russell | 10.6 | 0 |
| Aug 22, 1964 | F2 | Hillsdale | 10.3 | 0 |
| Jun 22, 1964 | F2 | Lincoln, Minnehaha | 10.0 | 0 |
| May 4, 1964 | F2 | Jackson | 9.7 | 0 |
| Jun 22, 1964 | F2 | Dallas | 9.7 | 0 |
| Apr 26, 1964 | F2 | Buffalo | 9.5 | 0 |
| Apr 12, 1964 | F2 | Union | 9.4 | 0 |
| May 4, 1964 | F2 | Allamakee | 9.2 | 0 |
| Jun 15, 1964 | F2 | Putnam | 8.9 | 0 |
| Jun 12, 1964 | F2 | Parmer | 8.8 | 0 |
| Jan 24, 1964 | F2 | Greene, Clay | 8.1 | 0 |
| May 23, 1964 | F2 | Seward | 7.9 | 0 |
| Sep 7, 1964 | F2 | Plymouth | 7.9 | 0 |
| May 4, 1964 | F2 | Juneau | 7.7 | 0 |
| Mar 4, 1964 | F2 | Shelby | 7.6 | 0 |
| May 5, 1964 | F2 | Scott, Lane | 7.6 | 0 |
| May 7, 1964 | F2 | Black Hawk | 7.1 | 0 |
| Nov 27, 1964 | F2 | Avoyelles | 6.9 | 0 |
| Mar 4, 1964 | F2 | Tipton | 6.8 | 0 |
| Apr 28, 1964 | F2 | Lowndes | 6.8 | 0 |
| Jul 23, 1964 | F2 | Spink | 6.8 | 0 |
| Apr 23, 1964 | F2 | Lamar | 6.6 | 0 |
| Jul 1, 1964 | F2 | Live Oak | 6.5 | 0 |
| Jun 22, 1964 | F2 | Marion | 6.4 | 0 |
| Aug 22, 1964 | F2 | Portage | 6.4 | 0 |
| Apr 25, 1964 | F2 | Powder River | 6.0 | 0 |
| Apr 20, 1964 | F2 | Allen | 5.7 | 0 |
| May 1, 1964 | F2 | Washington | 5.6 | 0 |
| Apr 5, 1964 | F2 | Lincoln | 5.4 | 0 |
| Apr 7, 1964 | F2 | Cullman | 5.1 | 0 |
| May 8, 1964 | F2 | Osceola | 5.1 | 0 |
| Apr 8, 1964 | F2 | Atkinson | 5.0 | 0 |
| Dec 24, 1964 | F2 | Butler | 4.9 | 0 |
| Apr 2, 1964 | F2 | Montgomery, Christian | 4.9 | 0 |
| Jul 12, 1964 | F2 | Pittsylvania | 4.9 | 0 |
| Apr 26, 1964 | F2 | Wright | 4.7 | 0 |
| May 4, 1964 | F2 | Delaware | 4.7 | 0 |
| Apr 28, 1964 | F2 | Kosciusko, Elkhart | 4.5 | 0 |
| Apr 2, 1964 | F2 | Sangamon | 4.5 | 0 |
| May 5, 1964 | F2 | Roberts | 4.5 | 0 |
| Apr 28, 1964 | F2 | Calhoun | 4.3 | 0 |
| Jun 12, 1964 | F2 | Mitchell | 4.1 | 0 |
| Jun 18, 1964 | F2 | Barron | 4.1 | 0 |
| Feb 4, 1964 | F2 | Colorado | 3.8 | 0 |
| Jun 8, 1964 | F2 | Dewey | 3.8 | 0 |
| May 5, 1964 | F2 | Roger Mills | 3.6 | 0 |
| Jun 15, 1964 | F2 | Adair | 3.6 | 0 |
| Jun 6, 1964 | F2 | Duval | 3.6 | 0 |
| Apr 13, 1964 | F2 | Olmsted | 3.4 | 0 |
| Oct 3, 1964 | F2 | Pearl River | 3.3 | 0 |
| Apr 7, 1964 | F2 | DeKalb | 3.3 | 0 |
| May 7, 1964 | F2 | Juneau | 3.3 | 0 |
| May 8, 1964 | F2 | Monroe | 3.3 | 0 |
| May 8, 1964 | F2 | Waupaca | 3.3 | 0 |
| Jul 6, 1964 | F2 | Taylor | 3.3 | 0 |
| Jun 9, 1964 | F2 | Marinette | 3.0 | 0 |
| Apr 20, 1964 | F2 | Fremont | 2.7 | 0 |
| Apr 5, 1964 | F2 | Wood | 2.7 | 0 |
| Aug 28, 1964 | F2 | Wabasha | 2.7 | 0 |
| Mar 19, 1964 | F2 | Harris | 2.5 | 0 |
| Jul 3, 1964 | F2 | Richland | 2.5 | 0 |
| May 4, 1964 | F2 | Linn | 2.3 | 0 |
| May 6, 1964 | F2 | Saunders | 2.3 | 0 |
| Dec 24, 1964 | F2 | Baldwin | 2.0 | 0 |
| Dec 25, 1964 | F2 | Crisp | 2.0 | 0 |
| Apr 12, 1964 | F2 | Montgomery | 2.0 | 0 |
| Apr 16, 1964 | F2 | Val Verde | 2.0 | 0 |
| Apr 23, 1964 | F2 | Lamar | 2.0 | 0 |
| Apr 26, 1964 | F2 | Van Buren | 2.0 | 0 |
| May 7, 1964 | F2 | Fayette | 2.0 | 0 |
| May 7, 1964 | F2 | Guthrie | 2.0 | 0 |
| Jun 12, 1964 | F2 | Parmer | 2.0 | 0 |
| Jun 15, 1964 | F2 | Wyandot | 2.0 | 0 |
| Jun 15, 1964 | F2 | Westmoreland | 2.0 | 0 |
| Jul 12, 1964 | F2 | Henry, Martinsville city | 2.0 | 0 |
| Jul 20, 1964 | F2 | Fergus | 2.0 | 0 |
| Jul 7, 1964 | F2 | Boone | 2.0 | 0 |
| Aug 22, 1964 | F2 | Fond du Lac | 2.0 | 0 |
| Aug 29, 1964 | F2 | Webster | 2.0 | 0 |
| Aug 29, 1964 | F2 | Worth | 2.0 | 0 |
| Sep 7, 1964 | F2 | Plymouth | 2.0 | 0 |
| Apr 26, 1964 | F2 | Shelby | 1.9 | 0 |
| Oct 3, 1964 | F2 | Assumption | 1.5 | 0 |
| Jun 15, 1964 | F2 | Wharton | 1.5 | 0 |
| Oct 4, 1964 | F2 | St. Tammany | 1.0 | 0 |
| Apr 26, 1964 | F2 | Williamson | 1.0 | 0 |
| Jun 11, 1964 | F2 | Swisher | 1.0 | 0 |
| Jun 22, 1964 | F2 | Decatur | 1.0 | 0 |
| Jun 26, 1964 | F2 | Park | 1.0 | 0 |
| Jul 27, 1964 | F2 | Irion | 1.0 | 0 |
| Aug 22, 1964 | F2 | Fond du Lac | 1.0 | 0 |
| Aug 27, 1964 | F2 | Cass | 1.0 | 0 |
| Aug 27, 1964 | F2 | Floyd | 1.0 | 0 |
| Aug 29, 1964 | F2 | Charleston | 1.0 | 0 |
| Aug 29, 1964 | F2 | Richland | 1.0 | 0 |
| Nov 15, 1964 | F2 | Greenwood | 0.8 | 0 |
| Jun 20, 1964 | F2 | Howard | 0.8 | 0 |
| Aug 12, 1964 | F2 | Sequatchie | 0.8 | 0 |
| Aug 1, 1964 | F2 | Perkins | 0.8 | 0 |
| Mar 14, 1964 | F2 | Linn | 0.5 | 0 |
| Apr 25, 1964 | F2 | Wakulla | 0.5 | 0 |
| Apr 3, 1964 | F2 | Marshall | 0.5 | 0 |
| May 7, 1964 | F2 | Wood | 0.5 | 0 |
| Jun 10, 1964 | F2 | Barton | 0.5 | 0 |
| Jun 8, 1964 | F2 | Clark | 0.5 | 0 |
| Jul 28, 1964 | F2 | Hughes | 0.5 | 0 |
| Aug 19, 1964 | F2 | Moore | 0.5 | 0 |
| Jul 28, 1964 | F2 | Oklahoma | 0.3 | 0 |
| Aug 20, 1964 | F2 | Van Buren | 0.3 | 0 |
| Mar 19, 1964 | F2 | Hardin | 0.2 | 0 |
| Apr 12, 1964 | F2 | Creek | 0.2 | 0 |
| Aug 5, 1964 | F2 | Jefferson | 0.2 | 0 |
| Oct 14, 1964 | F2 | Martin | 0.1 | 0 |
| Oct 14, 1964 | F2 | Palm Beach | 0.1 | 0 |
| Oct 14, 1964 | F2 | Brevard | 0.1 | 0 |
| Oct 14, 1964 | F2 | Broward | 0.1 | 0 |
| Oct 4, 1964 | F2 | Barbour | 0.1 | 0 |
| Dec 26, 1964 | F2 | Russell | 0.1 | 0 |
| Jan 12, 1964 | F2 | Marion | 0.1 | 0 |
| Jan 24, 1964 | F2 | DeKalb | 0.1 | 0 |
| Apr 19, 1964 | F2 | Hodgeman | 0.1 | 0 |
| Apr 20, 1964 | F2 | Wayne | 0.1 | 0 |
| Apr 20, 1964 | F2 | Miami | 0.1 | 0 |
| Apr 20, 1964 | F2 | Montgomery | 0.1 | 0 |
| Apr 22, 1964 | F2 | McPherson | 0.1 | 0 |
| Apr 22, 1964 | F2 | Chase | 0.1 | 0 |
| Apr 22, 1964 | F2 | Chase | 0.1 | 0 |
| Apr 22, 1964 | F2 | Franklin | 0.1 | 0 |
| Apr 27, 1964 | F2 | Escambia | 0.1 | 0 |
| Apr 28, 1964 | F2 | Orange | 0.1 | 0 |
| Apr 28, 1964 | F2 | Madison | 0.1 | 0 |
| Apr 3, 1964 | F2 | Le Flore | 0.1 | 0 |
| Apr 3, 1964 | F2 | Sedgwick | 0.1 | 0 |
| Apr 3, 1964 | F2 | Marshall | 0.1 | 0 |
| May 10, 1964 | F2 | Okmulgee | 0.1 | 0 |
| May 26, 1964 | F2 | Coffey | 0.1 | 0 |
| May 5, 1964 | F2 | Pratt | 0.1 | 0 |
| May 5, 1964 | F2 | Otter Tail | 0.1 | 0 |
| May 6, 1964 | F2 | Grant | 0.1 | 0 |
| May 6, 1964 | F2 | Alger | 0.1 | 0 |
| May 7, 1964 | F2 | Boone | 0.1 | 0 |
| May 8, 1964 | F2 | Oakland | 0.1 | 0 |
| Jun 10, 1964 | F2 | Rush | 0.1 | 0 |
| Jun 11, 1964 | F2 | Quay | 0.1 | 0 |
| Jun 15, 1964 | F2 | Wyandot | 0.1 | 0 |
| Jun 15, 1964 | F2 | Mercer | 0.1 | 0 |
| Jun 20, 1964 | F2 | Greer | 0.1 | 0 |
| Jun 21, 1964 | F2 | Dickinson | 0.1 | 0 |
| Jun 23, 1964 | F2 | Lee | 0.1 | 0 |
| Jun 6, 1964 | F2 | Polk | 0.1 | 0 |
| Jun 8, 1964 | F2 | Clark | 0.1 | 0 |
| Jun 8, 1964 | F2 | Clark | 0.1 | 0 |
| Jul 26, 1964 | F2 | Haakon | 0.1 | 0 |
| Jul 2, 1964 | F2 | Hillsborough | 0.1 | 0 |
| Jul 2, 1964 | F2 | Weston | 0.1 | 0 |
| Jul 9, 1964 | F2 | Talladega | 0.1 | 0 |
| Jul 9, 1964 | F2 | Osage, Tulsa | 0.1 | 0 |
| Aug 10, 1964 | F2 | Cedar | 0.1 | 0 |
| Aug 13, 1964 | F2 | Woods | 0.1 | 0 |
| Aug 22, 1964 | F2 | Williams | 0.1 | 0 |
| Aug 26, 1964 | F2 | Garvin | 0.1 | 0 |
| Aug 26, 1964 | F2 | Montague | 0.1 | 0 |
| Aug 29, 1964 | F2 | Hettinger | 0.1 | 0 |
| Aug 29, 1964 | F2 | Darlington | 0.1 | 0 |
| Aug 31, 1964 | F2 | Russell | 0.1 | 0 |
| Sep 3, 1964 | F2 | Milwaukee | 0.1 | 0 |
| Sep 3, 1964 | F2 | Missaukee | 0.1 | 0 |
| Mar 10, 1964 | F1 | Gloucester, Camden, Burlington | 59.1 | 0 |
| Sep 9, 1964 | F1 | Otter Tail, Wadena, Cass | 40.3 | 0 |
| Apr 22, 1964 | F1 | Garfield, Noble, Kay | 28.1 | 0 |
| Jul 2, 1964 | F1 | Teton | 27.0 | 0 |
| Aug 27, 1964 | F1 | Mitchell | 23.5 | 0 |
| May 8, 1964 | F1 | Hutchinson, Turner | 21.5 | 0 |
| Apr 20, 1964 | F1 | Lancaster, Cass | 19.7 | 0 |
| Jun 17, 1964 | F1 | Baxter | 14.6 | 0 |
| Jun 8, 1964 | F1 | Nuckolls, Thayer | 14.6 | 0 |
| Apr 28, 1964 | F1 | Tallapoosa | 13.0 | 0 |
| Sep 9, 1964 | F1 | Clay, Becker | 13.0 | 0 |
| Jun 12, 1964 | F1 | Curry | 12.6 | 0 |
| Jun 18, 1964 | F1 | Hand, Faulk | 11.1 | 0 |
| Jun 18, 1964 | F1 | Barnes | 10.7 | 0 |
| Jun 18, 1964 | F1 | Kandiyohi, Stearns | 9.7 | 0 |
| Dec 3, 1964 | F1 | Jackson | 8.7 | 0 |
| May 7, 1964 | F1 | Mitchell | 8.2 | 0 |
| Aug 22, 1964 | F1 | Calhoun | 7.8 | 0 |
| Aug 25, 1964 | F1 | Pecos | 7.6 | 0 |
| Apr 24, 1964 | F1 | Harrison | 7.4 | 0 |
| Jun 18, 1964 | F1 | Kandiyohi | 7.2 | 0 |
| Apr 2, 1964 | F1 | Douglas, Johnson | 7.1 | 0 |
| Jun 15, 1964 | F1 | Schuyler, Tompkins | 6.9 | 0 |
| Apr 12, 1964 | F1 | Clinton, DeKalb | 6.2 | 0 |
| Aug 14, 1964 | F1 | Vermilion, Lafayette | 6.2 | 0 |
| Jun 8, 1964 | F1 | Wadena | 5.9 | 0 |
| Aug 28, 1964 | F1 | Barron, Burnett | 5.9 | 0 |
| Dec 25, 1964 | F1 | Davidson | 5.7 | 0 |
| Aug 31, 1964 | F1 | Pitt, Martin | 5.7 | 0 |
| Apr 7, 1964 | F1 | Cherokee | 5.4 | 0 |
| Jun 22, 1964 | F1 | Monroe | 5.4 | 0 |
| Aug 31, 1964 | F1 | Russell | 5.4 | 0 |
| Mar 19, 1964 | F1 | Harris | 5.1 | 0 |
| Apr 22, 1964 | F1 | Rooks | 4.9 | 0 |
| Jun 12, 1964 | F1 | Scott | 4.9 | 0 |
| Jan 12, 1964 | F1 | Polk | 4.7 | 0 |
| Jun 6, 1964 | F1 | Taylor | 4.7 | 0 |
| Sep 26, 1964 | F1 | Hale | 4.7 | 0 |
| Apr 12, 1964 | F1 | Bourbon | 4.3 | 0 |
| Jul 29, 1964 | F1 | Franklin, Worcester | 4.3 | 0 |
| Mar 20, 1964 | F1 | Pinellas | 4.1 | 0 |
| May 21, 1964 | F1 | Scott | 4.1 | 0 |
| Jun 21, 1964 | F1 | Red Willow | 4.1 | 0 |
| Aug 20, 1964 | F1 | Little River | 4.1 | 0 |
| Sep 22, 1964 | F1 | Daviess, Grundy | 4.0 | 0 |
| Mar 8, 1964 | F1 | Monroe | 3.8 | 0 |
| Mar 9, 1964 | F1 | Perry | 3.8 | 0 |
| Apr 12, 1964 | F1 | Labette | 3.6 | 0 |
| May 23, 1964 | F1 | Saunders | 3.6 | 0 |
| Aug 24, 1964 | F1 | Anderson | 3.6 | 0 |
| Sep 9, 1964 | F1 | Marshall | 3.6 | 0 |
| Oct 4, 1964 | F1 | Butler | 3.3 | 0 |
| May 5, 1964 | F1 | Grant | 3.3 | 0 |
| Aug 20, 1964 | F1 | Brown | 3.3 | 0 |
| Sep 3, 1964 | F1 | Dodge, Washington | 3.3 | 0 |
| Mar 9, 1964 | F1 | Montgomery | 2.5 | 0 |
| Jun 17, 1964 | F1 | Oregon | 2.3 | 0 |
| Jul 4, 1964 | F1 | Plymouth | 2.3 | 0 |
| Jul 7, 1964 | F1 | Gibson | 2.3 | 0 |
| May 4, 1964 | F1 | Vilas | 2.2 | 0 |
| Nov 14, 1964 | F1 | Woods | 2.0 | 0 |
| Mar 19, 1964 | F1 | Bee | 2.0 | 0 |
| Apr 24, 1964 | F1 | Brown, Coleman | 2.0 | 0 |
| May 19, 1964 | F1 | Essex | 2.0 | 0 |
| May 26, 1964 | F1 | White Pine | 2.0 | 0 |
| May 7, 1964 | F1 | Fisher | 2.0 | 0 |
| May 7, 1964 | F1 | Hardin | 2.0 | 0 |
| Jun 11, 1964 | F1 | Buena Vista | 2.0 | 0 |
| Jun 15, 1964 | F1 | Lebanon | 2.0 | 0 |
| Jun 18, 1964 | F1 | Sumter | 2.0 | 0 |
| Jun 22, 1964 | F1 | Tama | 2.0 | 0 |
| Jun 5, 1964 | F1 | Big Horn | 2.0 | 0 |
| Jul 22, 1964 | F1 | Mitchell | 2.0 | 0 |
| Jul 1, 1964 | F1 | Bradford | 2.0 | 0 |
| Aug 22, 1964 | F1 | Milwaukee | 2.0 | 0 |
| Sep 26, 1964 | F1 | Beltrami | 2.0 | 0 |
| Apr 3, 1964 | F1 | Clay | 1.5 | 0 |
| Apr 3, 1964 | F1 | Choctaw | 1.5 | 0 |
| May 26, 1964 | F1 | Jackson | 1.5 | 0 |
| May 8, 1964 | F1 | Hutchinson | 1.5 | 0 |
| Jun 13, 1964 | F1 | Parmer | 1.5 | 0 |
| Jun 22, 1964 | F1 | York | 1.5 | 0 |
| Jul 8, 1964 | F1 | Bolivar | 1.5 | 0 |
| Aug 20, 1964 | F1 | DeKalb | 1.5 | 0 |
| Apr 29, 1964 | F1 | Rooks | 1.3 | 0 |
| Nov 10, 1964 | F1 | Sonoma | 1.0 | 0 |
| Nov 27, 1964 | F1 | Morehouse | 1.0 | 0 |
| Nov 1, 1964 | F1 | Kings | 1.0 | 0 |
| Nov 9, 1964 | F1 | Los Angeles | 1.0 | 0 |
| Apr 23, 1964 | F1 | Baylor | 1.0 | 0 |
| Apr 23, 1964 | F1 | Coleman | 1.0 | 0 |
| Apr 24, 1964 | F1 | Wilbarger | 1.0 | 0 |
| Apr 24, 1964 | F1 | Comanche | 1.0 | 0 |
| Apr 27, 1964 | F1 | Colquitt | 1.0 | 0 |
| May 23, 1964 | F1 | Hall | 1.0 | 0 |
| May 27, 1964 | F1 | Garfield | 1.0 | 0 |
| May 4, 1964 | F1 | Juneau | 1.0 | 0 |
| May 5, 1964 | F1 | Dewey | 1.0 | 0 |
| May 7, 1964 | F1 | Black Hawk | 1.0 | 0 |
| Jun 20, 1964 | F1 | Buffalo | 1.0 | 0 |
| Jun 22, 1964 | F1 | Buchanan | 1.0 | 0 |
| Jul 20, 1964 | F1 | Alpena | 1.0 | 0 |
| Jul 9, 1964 | F1 | Pulaski | 1.0 | 0 |
| Aug 22, 1964 | F1 | Dodge | 1.0 | 0 |
| Aug 30, 1964 | F1 | Robeson | 1.0 | 0 |
| Jul 9, 1964 | F1 | Murray | 0.8 | 0 |
| May 7, 1964 | F1 | Howard | 0.7 | 0 |
| Jun 21, 1964 | F1 | Greenville | 0.6 | 0 |
| Oct 3, 1964 | F1 | Lafourche | 0.5 | 0 |
| Oct 3, 1964 | F1 | Lafourche | 0.5 | 0 |
| Dec 3, 1964 | F1 | St. Landry | 0.5 | 0 |
| Jan 24, 1964 | F1 | Fulton | 0.5 | 0 |
| Mar 18, 1964 | F1 | Zavala | 0.5 | 0 |
| Apr 12, 1964 | F1 | Clark | 0.5 | 0 |
| Apr 12, 1964 | F1 | Clark | 0.5 | 0 |
| Apr 23, 1964 | F1 | Fremont | 0.5 | 0 |
| Apr 24, 1964 | F1 | Hamilton | 0.5 | 0 |
| Apr 27, 1964 | F1 | Pulaski | 0.5 | 0 |
| Apr 8, 1964 | F1 | Hampton | 0.5 | 0 |
| May 23, 1964 | F1 | Buffalo | 0.5 | 0 |
| May 26, 1964 | F1 | Power | 0.5 | 0 |
| May 29, 1964 | F1 | Carbon | 0.5 | 0 |
| Jun 11, 1964 | F1 | Ray | 0.5 | 0 |
| Jun 22, 1964 | F1 | Carroll | 0.5 | 0 |
| Jul 20, 1964 | F1 | Callaway | 0.5 | 0 |
| Jul 28, 1964 | F1 | St. Croix | 0.5 | 0 |
| Aug 29, 1964 | F1 | Berkeley | 0.5 | 0 |
| Aug 31, 1964 | F1 | Frontier | 0.5 | 0 |
| Sep 26, 1964 | F1 | Lincoln | 0.5 | 0 |
| Nov 19, 1964 | F1 | Leon, Madison | 0.3 | 0 |
| Nov 19, 1964 | F1 | Escambia | 0.3 | 0 |
| Mar 15, 1964 | F1 | Bertie | 0.3 | 0 |
| Mar 26, 1964 | F1 | Kent | 0.3 | 0 |
| May 5, 1964 | F1 | Barron | 0.3 | 0 |
| May 6, 1964 | F1 | Burt | 0.3 | 0 |
| Jun 14, 1964 | F1 | Osage | 0.3 | 0 |
| Jun 23, 1964 | F1 | Greene | 0.3 | 0 |
| Jul 11, 1964 | F1 | Shelby | 0.3 | 0 |
| Jul 28, 1964 | F1 | Presque Isle | 0.3 | 0 |
| Jul 6, 1964 | F1 | Washington | 0.3 | 0 |
| Jul 9, 1964 | F1 | Franklin | 0.3 | 0 |
| Sep 9, 1964 | F1 | Cass | 0.3 | 0 |
| Nov 19, 1964 | F1 | Angelina | 0.2 | 0 |
| Dec 5, 1964 | F1 | Florence | 0.2 | 0 |
| Mar 4, 1964 | F1 | Mississippi | 0.2 | 0 |
| Apr 12, 1964 | F1 | Cass | 0.2 | 0 |
| Apr 2, 1964 | F1 | Mason | 0.2 | 0 |
| Apr 7, 1964 | F1 | Spartanburg | 0.2 | 0 |
| Jun 10, 1964 | F1 | Curry | 0.2 | 0 |
| Jun 17, 1964 | F1 | Ozark | 0.2 | 0 |
| Jun 17, 1964 | F1 | Terry | 0.2 | 0 |
| Jul 25, 1964 | F1 | Trinity | 0.2 | 0 |
| Jul 26, 1964 | F1 | Jasper | 0.2 | 0 |
| Aug 29, 1964 | F1 | Florence | 0.2 | 0 |
| Sep 16, 1964 | F1 | Jim Wells | 0.2 | 0 |
| Sep 22, 1964 | F1 | Daviess | 0.2 | 0 |
| Oct 14, 1964 | F1 | Miami-Dade | 0.1 | 0 |
| Oct 14, 1964 | F1 | Collier | 0.1 | 0 |
| Oct 14, 1964 | F1 | Palm Beach | 0.1 | 0 |
| Oct 14, 1964 | F1 | Palm Beach | 0.1 | 0 |
| Oct 14, 1964 | F1 | Palm Beach | 0.1 | 0 |
| Oct 26, 1964 | F1 | Bexar | 0.1 | 0 |
| Oct 4, 1964 | F1 | Conecuh | 0.1 | 0 |
| Nov 27, 1964 | F1 | Cross | 0.1 | 0 |
| Dec 26, 1964 | F1 | Cumberland | 0.1 | 0 |
| Dec 26, 1964 | F1 | Butler | 0.1 | 0 |
| Jan 12, 1964 | F1 | Duval | 0.1 | 0 |
| Jan 24, 1964 | F1 | Grayson | 0.1 | 0 |
| Jan 24, 1964 | F1 | Hardin | 0.1 | 0 |
| Jan 24, 1964 | F1 | Hardin | 0.1 | 0 |
| Mar 10, 1964 | F1 | Mason | 0.1 | 0 |
| Mar 14, 1964 | F1 | Monroe | 0.1 | 0 |
| Mar 18, 1964 | F1 | Midland | 0.1 | 0 |
| Mar 25, 1964 | F1 | Franklin | 0.1 | 0 |
| Mar 26, 1964 | F1 | Columbia | 0.1 | 0 |
| Mar 8, 1964 | F1 | Union | 0.1 | 0 |
| Apr 12, 1964 | F1 | Mississippi | 0.1 | 0 |
| Apr 12, 1964 | F1 | Crawford | 0.1 | 0 |
| Apr 12, 1964 | F1 | Jackson | 0.1 | 0 |
| Apr 13, 1964 | F1 | Wabaunsee | 0.1 | 0 |
| Apr 14, 1964 | F1 | Delaware | 0.1 | 0 |
| Apr 20, 1964 | F1 | Atchison | 0.1 | 0 |
| Apr 20, 1964 | F1 | Doniphan | 0.1 | 0 |
| Apr 22, 1964 | F1 | Harvey | 0.1 | 0 |
| Apr 22, 1964 | F1 | Marion | 0.1 | 0 |
| Apr 22, 1964 | F1 | Noble | 0.1 | 0 |
| Apr 22, 1964 | F1 | Morris | 0.1 | 0 |
| Apr 22, 1964 | F1 | Chase | 0.1 | 0 |
| Apr 22, 1964 | F1 | Lyon | 0.1 | 0 |
| Apr 22, 1964 | F1 | Osage | 0.1 | 0 |
| Apr 22, 1964 | F1 | Miami | 0.1 | 0 |
| Apr 22, 1964 | F1 | Johnson | 0.1 | 0 |
| Apr 23, 1964 | F1 | Pittsburg | 0.1 | 0 |
| Apr 26, 1964 | F1 | Neosho | 0.1 | 0 |
| Apr 26, 1964 | F1 | Custer | 0.1 | 0 |
| Apr 26, 1964 | F1 | Linn | 0.1 | 0 |
| Apr 28, 1964 | F1 | Newaygo | 0.1 | 0 |
| Apr 28, 1964 | F1 | St. Clair | 0.1 | 0 |
| Apr 3, 1964 | F1 | Franklin | 0.1 | 0 |
| Apr 6, 1964 | F1 | Choctaw | 0.1 | 0 |
| Apr 7, 1964 | F1 | DeKalb | 0.1 | 0 |
| Apr 7, 1964 | F1 | Marshall | 0.1 | 0 |
| May 10, 1964 | F1 | Sebastian | 0.1 | 0 |
| May 18, 1964 | F1 | Lincoln | 0.1 | 0 |
| May 19, 1964 | F1 | Seneca | 0.1 | 0 |
| May 26, 1964 | F1 | Wabash | 0.1 | 0 |
| May 1, 1964 | F1 | Kay | 0.1 | 0 |
| May 1, 1964 | F1 | Canadian, Oklahoma | 0.1 | 0 |
| May 2, 1964 | F1 | Duval | 0.1 | 0 |
| May 2, 1964 | F1 | Scotts Bluff | 0.1 | 0 |
| May 5, 1964 | F1 | Antelope | 0.1 | 0 |
| May 5, 1964 | F1 | Yankton | 0.1 | 0 |
| May 5, 1964 | F1 | Day | 0.1 | 0 |
| May 5, 1964 | F1 | Woods | 0.1 | 0 |
| May 5, 1964 | F1 | Gove | 0.1 | 0 |
| May 8, 1964 | F1 | Scott | 0.1 | 0 |
| May 8, 1964 | F1 | Union | 0.1 | 0 |
| Jun 10, 1964 | F1 | Lincoln | 0.1 | 0 |
| Jun 10, 1964 | F1 | Barton | 0.1 | 0 |
| Jun 10, 1964 | F1 | Barton | 0.1 | 0 |
| Jun 10, 1964 | F1 | Quay | 0.1 | 0 |
| Jun 11, 1964 | F1 | Clay | 0.1 | 0 |
| Jun 11, 1964 | F1 | Saline | 0.1 | 0 |
| Jun 11, 1964 | F1 | Fillmore | 0.1 | 0 |
| Jun 12, 1964 | F1 | Benton | 0.1 | 0 |
| Jun 12, 1964 | F1 | Benton | 0.1 | 0 |
| Jun 13, 1964 | F1 | Roosevelt | 0.1 | 0 |
| Jun 21, 1964 | F1 | Platte | 0.1 | 0 |
| Jun 21, 1964 | F1 | Butler | 0.1 | 0 |
| Jun 21, 1964 | F1 | Butler | 0.1 | 0 |
| Jun 22, 1964 | F1 | Charles Mix | 0.1 | 0 |
| Jun 22, 1964 | F1 | Bourbon | 0.1 | 0 |
| Jun 30, 1964 | F1 | Pasco | 0.1 | 0 |
| Jun 30, 1964 | F1 | Manatee | 0.1 | 0 |
| Jun 3, 1964 | F1 | Cumberland | 0.1 | 0 |
| Jun 7, 1964 | F1 | Clark | 0.1 | 0 |
| Jun 8, 1964 | F1 | Campbell | 0.1 | 0 |
| Jun 9, 1964 | F1 | Shawano | 0.1 | 0 |
| Jul 10, 1964 | F1 | Marshall | 0.1 | 0 |
| Jul 18, 1964 | F1 | Powder River | 0.1 | 0 |
| Jul 21, 1964 | F1 | Grant | 0.1 | 0 |
| Jul 27, 1964 | F1 | Cooke | 0.1 | 0 |
| Jul 29, 1964 | F1 | Cooke | 0.1 | 0 |
| Jul 29, 1964 | F1 | Box Butte | 0.1 | 0 |
| Jul 2, 1964 | F1 | Arapahoe | 0.1 | 0 |
| Jul 2, 1964 | F1 | Stanton | 0.1 | 0 |
| Jul 7, 1964 | F1 | Reeves | 0.1 | 0 |
| Jul 9, 1964 | F1 | Pulaski | 0.1 | 0 |
| Jul 9, 1964 | F1 | Sebastian | 0.1 | 0 |
| Aug 10, 1964 | F1 | Mecklenburg | 0.1 | 0 |
| Aug 10, 1964 | F1 | Nobles | 0.1 | 0 |
| Aug 20, 1964 | F1 | Brown | 0.1 | 0 |
| Aug 20, 1964 | F1 | Sullivan | 0.1 | 0 |
| Aug 21, 1964 | F1 | Pinellas | 0.1 | 0 |
| Aug 22, 1964 | F1 | Lenawee | 0.1 | 0 |
| Aug 22, 1964 | F1 | Hancock | 0.1 | 0 |
| Aug 22, 1964 | F1 | Geauga | 0.1 | 0 |
| Aug 27, 1964 | F1 | Barnes | 0.1 | 0 |
| Aug 27, 1964 | F1 | Brevard | 0.1 | 0 |
| Aug 28, 1964 | F1 | Broward | 0.1 | 0 |
| Aug 28, 1964 | F1 | Sanpete | 0.1 | 0 |
| Aug 29, 1964 | F1 | Kershaw | 0.1 | 0 |
| Aug 9, 1964 | F1 | Florence | 0.1 | 0 |
| Sep 12, 1964 | F1 | Horry | 0.1 | 0 |
| Sep 13, 1964 | F1 | Carteret | 0.1 | 0 |
| Sep 21, 1964 | F1 | Chaves | 0.1 | 0 |
| Sep 3, 1964 | F1 | Woodbury | 0.1 | 0 |
| Sep 9, 1964 | F1 | Wadena | 0.1 | 0 |
| Dec 24, 1964 | F0 | Covington | 21.0 | 0 |
| May 27, 1964 | F0 | Pittsburg | 11.3 | 0 |
| May 22, 1964 | F0 | Walla Walla | 10.7 | 0 |
| May 6, 1964 | F0 | Caddo | 8.3 | 0 |
| May 10, 1964 | F0 | Johnston | 6.9 | 0 |
| Aug 27, 1964 | F0 | Logan | 5.4 | 0 |
| Aug 18, 1964 | F0 | King | 5.2 | 0 |
| May 29, 1964 | F0 | Kinney | 2.5 | 0 |
| Apr 23, 1964 | F0 | Coleman | 2.0 | 0 |
| Jun 11, 1964 | F0 | Barnes | 2.0 | 0 |
| Sep 12, 1964 | F0 | Brunswick | 2.0 | 0 |
| Apr 27, 1964 | F0 | Terrell | 1.5 | 0 |
| Apr 5, 1964 | F0 | Izard | 1.5 | 0 |
| May 25, 1964 | F0 | Blue Earth | 1.5 | 0 |
| May 29, 1964 | F0 | Scurry | 1.5 | 0 |
| May 29, 1964 | F0 | Scurry | 1.5 | 0 |
| Nov 19, 1964 | F0 | Johnson | 1.0 | 0 |
| Jan 12, 1964 | F0 | Volusia | 1.0 | 0 |
| Apr 23, 1964 | F0 | Washoe | 1.0 | 0 |
| Apr 25, 1964 | F0 | Marion | 1.0 | 0 |
| Apr 26, 1964 | F0 | Shelby | 1.0 | 0 |
| May 22, 1964 | F0 | Spokane | 1.0 | 0 |
| May 25, 1964 | F0 | Carver | 1.0 | 0 |
| May 30, 1964 | F0 | Brown | 1.0 | 0 |
| May 7, 1964 | F0 | Fisher | 1.0 | 0 |
| May 8, 1964 | F0 | Pecos | 1.0 | 0 |
| Jun 22, 1964 | F0 | Hemphill | 1.0 | 0 |
| Jun 4, 1964 | F0 | Muscatine | 1.0 | 0 |
| Jul 15, 1964 | F0 | Cherokee | 1.0 | 0 |
| Jul 17, 1964 | F0 | Nueces | 1.0 | 0 |
| Aug 20, 1964 | F0 | Bremer | 1.0 | 0 |
| Aug 27, 1964 | F0 | Hamilton | 1.0 | 0 |
| Dec 3, 1964 | F0 | Rapides | 0.5 | 0 |
| Apr 7, 1964 | F0 | Walton | 0.5 | 0 |
| Jun 12, 1964 | F0 | Deaf Smith | 0.5 | 0 |
| Jun 13, 1964 | F0 | Plymouth | 0.5 | 0 |
| Jun 27, 1964 | F0 | Grafton | 0.5 | 0 |
| Jun 4, 1964 | F0 | Tom Green | 0.5 | 0 |
| Aug 20, 1964 | F0 | Decatur | 0.5 | 0 |
| Apr 2, 1964 | F0 | Dawson | 0.4 | 0 |
| Dec 24, 1964 | F0 | Greenville | 0.2 | 0 |
| Jan 21, 1964 | F0 | Fresno | 0.2 | 0 |
| Apr 26, 1964 | F0 | Shelby | 0.2 | 0 |
| May 14, 1964 | F0 | Lamb | 0.2 | 0 |
| May 22, 1964 | F0 | Jack | 0.2 | 0 |
| May 30, 1964 | F0 | Schleicher | 0.2 | 0 |
| Jul 18, 1964 | F0 | Matagorda | 0.2 | 0 |
| Jul 21, 1964 | F0 | Pulaski | 0.2 | 0 |
| Aug 12, 1964 | F0 | Morris | 0.2 | 0 |
| Nov 6, 1964 | F0 | Washita | 0.1 | 0 |
| Dec 25, 1964 | F0 | Preston | 0.1 | 0 |
| Jan 24, 1964 | F0 | Mississippi | 0.1 | 0 |
| Jan 24, 1964 | F0 | Marion | 0.1 | 0 |
| Feb 18, 1964 | F0 | Highlands | 0.1 | 0 |
| Mar 15, 1964 | F0 | Wayne | 0.1 | 0 |
| Mar 26, 1964 | F0 | Monmouth | 0.1 | 0 |
| Apr 13, 1964 | F0 | Ellsworth | 0.1 | 0 |
| Apr 16, 1964 | F0 | Travis | 0.1 | 0 |
| Apr 16, 1964 | F0 | Woods | 0.1 | 0 |
| Apr 19, 1964 | F0 | Rush | 0.1 | 0 |
| Apr 20, 1964 | F0 | Mayes | 0.1 | 0 |
| Apr 22, 1964 | F0 | Morris | 0.1 | 0 |
| Apr 22, 1964 | F0 | Morris | 0.1 | 0 |
| Apr 22, 1964 | F0 | Chase | 0.1 | 0 |
| Apr 22, 1964 | F0 | Lyon | 0.1 | 0 |
| Apr 22, 1964 | F0 | Lyon | 0.1 | 0 |
| Apr 22, 1964 | F0 | Lyon | 0.1 | 0 |
| Apr 22, 1964 | F0 | Miami | 0.1 | 0 |
| Apr 22, 1964 | F0 | Bates | 0.1 | 0 |
| Apr 23, 1964 | F0 | Comanche | 0.1 | 0 |
| Apr 23, 1964 | F0 | Harvey | 0.1 | 0 |
| Apr 23, 1964 | F0 | Pittsburg | 0.1 | 0 |
| Apr 25, 1964 | F0 | Lyon | 0.1 | 0 |
| Apr 26, 1964 | F0 | Franklin | 0.1 | 0 |
| Apr 26, 1964 | F0 | Johnson | 0.1 | 0 |
| Apr 26, 1964 | F0 | Johnson | 0.1 | 0 |
| Apr 26, 1964 | F0 | Johnson | 0.1 | 0 |
| Apr 26, 1964 | F0 | Howard | 0.1 | 0 |
| Apr 27, 1964 | F0 | Brown | 0.1 | 0 |
| Apr 28, 1964 | F0 | Spartanburg | 0.1 | 0 |
| Apr 28, 1964 | F0 | Spartanburg | 0.1 | 0 |
| Apr 2, 1964 | F0 | Custer | 0.1 | 0 |
| Apr 3, 1964 | F0 | McClain | 0.1 | 0 |
| Apr 3, 1964 | F0 | Cleveland | 0.1 | 0 |
| Apr 4, 1964 | F0 | Grant | 0.1 | 0 |
| Apr 8, 1964 | F0 | Barnwell | 0.1 | 0 |
| Apr 8, 1964 | F0 | Orangeburg | 0.1 | 0 |
| May 10, 1964 | F0 | Cimarron | 0.1 | 0 |
| May 10, 1964 | F0 | Kearny | 0.1 | 0 |
| May 10, 1964 | F0 | Ellis | 0.1 | 0 |
| May 10, 1964 | F0 | Okfuskee | 0.1 | 0 |
| May 10, 1964 | F0 | Rogers | 0.1 | 0 |
| May 11, 1964 | F0 | Harding | 0.1 | 0 |
| May 19, 1964 | F0 | Essex | 0.1 | 0 |
| May 22, 1964 | F0 | Keith | 0.1 | 0 |
| May 23, 1964 | F0 | Harvey | 0.1 | 0 |
| May 23, 1964 | F0 | Franklin | 0.1 | 0 |
| May 25, 1964 | F0 | Lyon | 0.1 | 0 |
| May 25, 1964 | F0 | Olmsted | 0.1 | 0 |
| May 25, 1964 | F0 | Butler | 0.1 | 0 |
| May 26, 1964 | F0 | Churchill | 0.1 | 0 |
| May 29, 1964 | F0 | Val Verde | 0.1 | 0 |
| May 29, 1964 | F0 | Val Verde | 0.1 | 0 |
| May 29, 1964 | F0 | Val Verde | 0.1 | 0 |
| May 1, 1964 | F0 | Dewey | 0.1 | 0 |
| May 2, 1964 | F0 | Goshen | 0.1 | 0 |
| May 2, 1964 | F0 | Scotts Bluff | 0.1 | 0 |
| May 2, 1964 | F0 | Stanley | 0.1 | 0 |
| May 5, 1964 | F0 | Day | 0.1 | 0 |
| May 5, 1964 | F0 | Yankton | 0.1 | 0 |
| May 5, 1964 | F0 | Pratt | 0.1 | 0 |
| May 5, 1964 | F0 | Woods | 0.1 | 0 |
| May 5, 1964 | F0 | Woods | 0.1 | 0 |
| Jun 10, 1964 | F0 | Rush | 0.1 | 0 |
| Jun 10, 1964 | F0 | Rice | 0.1 | 0 |
| Jun 10, 1964 | F0 | Rice | 0.1 | 0 |
| Jun 11, 1964 | F0 | Brown | 0.1 | 0 |
| Jun 11, 1964 | F0 | Hillsborough | 0.1 | 0 |
| Jun 11, 1964 | F0 | Thayer | 0.1 | 0 |
| Jun 11, 1964 | F0 | Buffalo | 0.1 | 0 |
| Jun 11, 1964 | F0 | York | 0.1 | 0 |
| Jun 11, 1964 | F0 | Seward | 0.1 | 0 |
| Jun 13, 1964 | F0 | Morris | 0.1 | 0 |
| Jun 13, 1964 | F0 | Kit Carson | 0.1 | 0 |
| Jun 13, 1964 | F0 | Roosevelt | 0.1 | 0 |
| Jun 14, 1964 | F0 | Hall | 0.1 | 0 |
| Jun 14, 1964 | F0 | Greeley | 0.1 | 0 |
| Jun 17, 1964 | F0 | Wilson | 0.1 | 0 |
| Jun 18, 1964 | F0 | Shawnee | 0.1 | 0 |
| Jun 19, 1964 | F0 | Allen | 0.1 | 0 |
| Jun 21, 1964 | F0 | Perkins | 0.1 | 0 |
| Jun 21, 1964 | F0 | Clark | 0.1 | 0 |
| Jun 21, 1964 | F0 | Republic | 0.1 | 0 |
| Jun 21, 1964 | F0 | Pottawatomie | 0.1 | 0 |
| Jun 22, 1964 | F0 | Marshall | 0.1 | 0 |
| Jun 22, 1964 | F0 | Nemaha | 0.1 | 0 |
| Jun 23, 1964 | F0 | Finney | 0.1 | 0 |
| Jun 29, 1964 | F0 | Finney | 0.1 | 0 |
| Jun 4, 1964 | F0 | Beckham | 0.1 | 0 |
| Jun 7, 1964 | F0 | Yellowstone | 0.1 | 0 |
| Jun 8, 1964 | F0 | Stanley | 0.1 | 0 |
| Jun 8, 1964 | F0 | Stanley | 0.1 | 0 |
| Jun 8, 1964 | F0 | Dewey | 0.1 | 0 |
| Jun 8, 1964 | F0 | Dewey | 0.1 | 0 |
| Jun 8, 1964 | F0 | Faribault | 0.1 | 0 |
| Jul 10, 1964 | F0 | Norton | 0.1 | 0 |
| Jul 10, 1964 | F0 | Hamlin | 0.1 | 0 |
| Jul 10, 1964 | F0 | Hamlin | 0.1 | 0 |
| Jul 17, 1964 | F0 | Scotts Bluff | 0.1 | 0 |
| Jul 25, 1964 | F0 | Dewey | 0.1 | 0 |
| Jul 26, 1964 | F0 | Benson | 0.1 | 0 |
| Jul 26, 1964 | F0 | Steele | 0.1 | 0 |
| Jul 29, 1964 | F0 | Franklin | 0.1 | 0 |
| Jul 31, 1964 | F0 | Miami-Dade | 0.1 | 0 |
| Jul 7, 1964 | F0 | Greeley | 0.1 | 0 |
| Jul 7, 1964 | F0 | Lincoln | 0.1 | 0 |
| Jul 9, 1964 | F0 | Logan | 0.1 | 0 |
| Jul 9, 1964 | F0 | Mower | 0.1 | 0 |
| Aug 13, 1964 | F0 | Miami-Dade | 0.1 | 0 |
| Aug 16, 1964 | F0 | Alachua | 0.1 | 0 |
| Aug 17, 1964 | F0 | Ellis | 0.1 | 0 |
| Aug 22, 1964 | F0 | Fountain | 0.1 | 0 |
| Aug 27, 1964 | F0 | Eastland | 0.1 | 0 |
| Aug 28, 1964 | F0 | Volusia | 0.1 | 0 |
| Aug 29, 1964 | F0 | Hettinger | 0.1 | 0 |
| Aug 31, 1964 | F0 | Russell | 0.1 | 0 |
| Aug 1, 1964 | F0 | Roosevelt | 0.1 | 0 |
| Sep 15, 1964 | F0 | Coconino | 0.1 | 0 |
| Sep 21, 1964 | F0 | Tarrant | 0.1 | 0 |
Tropical cyclones
Storms whose tracks came within 100 miles of a U.S. county.
Earthquakes
Magnitude 5 or more in the lower 48 and Hawaii, 6.5 or more in Alaska, strongest first.
| Mar 27, 1964 | 9.2 | Prince William Sound, Alaska Chugach AK |
| Feb 6, 1964 | 6.9 | near Akhiok, Alaska Kodiak Island AK |
| Mar 28, 1964 | 6.5 | near Akhiok, Alaska Kodiak Island AK |
| Mar 28, 1964 | 6.5 | near Akhiok, Alaska Kodiak Island AK |
| Mar 29, 1964 | 6.5 | near Old Harbor, Alaska Kodiak Island AK |
| Oct 11, 1964 | 5.7 | near Hawaiian Ocean View, Hawaii Hawaii HI |
| Oct 21, 1964 | 5.2 | near Hebgen Lake Estates, Montana Madison MT |
| Nov 15, 1964 | 5.2 | near San Martin, California Santa Clara CA |
| Mar 28, 1964 | 5.1 | near Merriman, Nebraska Cherry NE |
| Oct 18, 1964 | 5.0 | near Richmond, Utah Cache UT |
| Oct 23, 1964 | 5.0 | near Hawthorne, Nevada Mineral NV |
Drought
On average 21% of lower-48 counties were in severe drought in 1964. The worst month was January 1964, with 33%.
Storm Prediction Center, National Hurricane Center HURDAT2, Monitoring Trends in Burn Severity, NOAA Storm Events Database, USGS Comprehensive Earthquake Catalog, NOAA nClimDiv Palmer Drought Severity Index. Damage is as reported at the time, not adjusted for inflation.
Drought · 1964
How the 1964 drought spread
Every county’s Palmer reading, month by month, from July 1963 to December 1964.