First frost dates by city, from the station record
Among large US cities, the median first fall freeze of the past 30 years runs from Sep 27 in Anchorage, AK, to Dec 16 in Scottsdale, AZ.
When the first freeze comes
Cities by month of median first freeze
Every city
A freeze is a daily low of 32°F or less at the city's station. Half of years see it earlier than the median date.
| Anchorage | AK | Sep 27 | Aug 27 |
| Sioux Falls | SD | Oct 4 | Sep 15 |
| Colorado Springs | CO | Oct 7 | Sep 9 |
| Madison | WI | Oct 10 | Sep 15 |
| Lincoln | NE | Oct 11 | Sep 21 |
| Denver | CO | Oct 12 | Sep 10 |
| Aurora | CO | Oct 12 | Sep 10 |
| Spokane | WA | Oct 12 | Sep 23 |
| St. Paul | MN | Oct 16 | Sep 25 |
| Omaha | NE | Oct 17 | Sep 29 |
| Fort Wayne | IN | Oct 17 | Oct 2 |
| Minneapolis | MN | Oct 17 | Sep 25 |
| Grand Rapids | MI | Oct 18 | Oct 1 |
| Reno | NV | Oct 19 | Oct 5 |
| Aurora | IL | Oct 19 | Oct 1 |
| Des Moines | IA | Oct 20 | Oct 2 |
| Toledo | OH | Oct 21 | Oct 1 |
| Eugene | OR | Oct 22 | Sep 24 |
| Cincinnati | OH | Oct 22 | Oct 2 |
| Boise City | ID | Oct 23 | Sep 28 |
| Akron | OH | Oct 23 | Oct 2 |
| Indianapolis | IN | Oct 23 | Oct 2 |
| Worcester | MA | Oct 25 | Oct 4 |
| Overland Park | KS | Oct 25 | Oct 7 |
| Salt Lake City | UT | Oct 26 | Oct 10 |
| Wichita | KS | Oct 26 | Oct 9 |
| Rochester | NY | Oct 26 | Sep 30 |
| Amarillo | TX | Oct 26 | Oct 8 |
| Lexington | KY | Oct 27 | Oct 9 |
| Columbus | OH | Oct 27 | Oct 3 |
| Pittsburgh | PA | Oct 28 | Oct 3 |
| Milwaukee | WI | Oct 28 | Oct 2 |
| Chicago | IL | Oct 29 | Oct 2 |
| Buffalo | NY | Oct 29 | Oct 3 |
| Lubbock | TX | Oct 29 | Oct 9 |
| Kansas City | MO | Oct 30 | Oct 8 |
| Clarksville | TN | Oct 31 | Oct 9 |
| Cleveland | OH | Nov 1 | Oct 8 |
| Providence | RI | Nov 1 | Oct 9 |
| Detroit | MI | Nov 1 | Oct 16 |
| Baltimore | MD | Nov 1 | Oct 8 |
| St. Louis | MO | Nov 2 | Oct 8 |
| Knoxville | TN | Nov 2 | Oct 11 |
| Charlotte | NC | Nov 2 | Oct 10 |
| Nashville | TN | Nov 2 | Oct 10 |
| Albuquerque | NM | Nov 3 | Oct 18 |
| Louisville | KY | Nov 3 | Oct 10 |
| Tulsa | OK | Nov 3 | Oct 8 |
| Philadelphia | PA | Nov 4 | Oct 9 |
| Santa Rosa | CA | Nov 4 | Sep 21 |
| Oklahoma City | OK | Nov 4 | Oct 9 |
| Winston-Salem | NC | Nov 5 | Oct 11 |
| Huntsville | AL | Nov 5 | Oct 10 |
| Augusta | GA | Nov 5 | Oct 11 |
| Raleigh | NC | Nov 5 | Oct 11 |
| Durham | NC | Nov 5 | Oct 11 |
| Cary | NC | Nov 5 | Oct 11 |
| Richmond | VA | Nov 6 | Oct 23 |
| Salem | OR | Nov 6 | Sep 24 |
| Greensboro | NC | Nov 6 | Oct 19 |
| Chattanooga | TN | Nov 7 | Oct 20 |
| San Jose | CA | Nov 9 | Aug 26 |
| Newark | NJ | Nov 10 | Oct 19 |
| Jersey City | NJ | Nov 10 | Oct 19 |
| Fayetteville | NC | Nov 10 | Oct 20 |
| Montgomery | AL | Nov 10 | Oct 19 |
| Boston | MA | Nov 11 | Oct 19 |
| Birmingham | AL | Nov 13 | Oct 19 |
| Seattle | WA | Nov 14 | Oct 27 |
| Tacoma | WA | Nov 14 | Oct 28 |
| Little Rock | AR | Nov 15 | Oct 28 |
| Portland | OR | Nov 16 | Oct 27 |
| Memphis | TN | Nov 16 | Oct 29 |
| Vancouver | WA | Nov 16 | Oct 27 |
| Atlanta | GA | Nov 16 | Oct 28 |
| Washington | DC | Nov 18 | Nov 4 |
| Virginia Beach | VA | Nov 18 | Nov 1 |
| El Paso | TX | Nov 22 | Oct 23 |
| Chesapeake | VA | Nov 22 | Nov 5 |
| Norfolk | VA | Nov 22 | Nov 5 |
| Columbus | GA | Nov 22 | Oct 30 |
| Fort Worth | TX | Nov 22 | Oct 28 |
| Tallahassee | FL | Nov 23 | Oct 20 |
| New York | NY | Nov 25 | Nov 8 |
| Yonkers | NY | Nov 25 | Nov 8 |
| Baton Rouge | LA | Nov 26 | Nov 11 |
| Stockton | CA | Nov 27 | Nov 4 |
| Mobile | AL | Nov 27 | Nov 10 |
| Arlington | TX | Nov 27 | Oct 31 |
| Irving | TX | Nov 27 | Oct 31 |
| Frisco | TX | Nov 27 | Oct 31 |
| Grand Prairie | TX | Nov 27 | Oct 31 |
| Dallas | TX | Nov 29 | Oct 31 |
| Sacramento | CA | Nov 29 | Nov 10 |
| Plano | TX | Nov 29 | Oct 31 |
| Garland | TX | Nov 29 | Oct 31 |
| McKinney | TX | Nov 29 | Oct 31 |
| Elk Grove | CA | Nov 29 | Nov 10 |
| Newport News | VA | Nov 29 | Oct 14 |
| Jacksonville | FL | Nov 30 | Nov 11 |
| San Antonio | TX | Dec 2 | Nov 1 |
| Modesto | CA | Dec 2 | Nov 11 |
| Tucson | AZ | Dec 4 | Oct 28 |
| Austin | TX | Dec 6 | Nov 1 |
| Fresno | CA | Dec 7 | Nov 18 |
| Las Vegas | NV | Dec 10 | Nov 18 |
| Bakersfield | CA | Dec 10 | Nov 14 |
| Henderson | NV | Dec 10 | Nov 18 |
| North Las Vegas | NV | Dec 10 | Nov 18 |
| Houston | TX | Dec 11 | Nov 13 |
| Riverside | CA | Dec 12 | Nov 14 |
| San Bernardino | CA | Dec 12 | Nov 14 |
| Fontana | CA | Dec 12 | Nov 14 |
| Moreno Valley | CA | Dec 12 | Nov 14 |
| Laredo | TX | Dec 13 | Nov 14 |
| Peoria | AZ | Dec 14 | Nov 18 |
| Corpus Christi | TX | Dec 16 | Nov 11 |
| Scottsdale | AZ | Dec 16 | Nov 30 |