Frost dates by state
The largest incorporated places with a 2023 USDA zone from a ZIP within 30 miles and a qualified NOAA station within 75 miles. Alaska and Hawaii are outside that ZIP table, so they are not in this list.
- Alabama11 cities
- Arizona26 cities
- Arkansas9 cities
- California203 cities
- Colorado22 cities
- Connecticut14 cities
- Delaware1 city
- District of Columbia1 city
- Florida79 cities
- Georgia24 cities
- Idaho9 cities
- Illinois38 cities
- Indiana23 cities
- Iowa14 cities
- Kansas10 cities
- Kentucky5 cities
- Louisiana9 cities
- Maine1 city
- Maryland6 cities
- Massachusetts35 cities
- Michigan29 cities
- Minnesota24 cities
- Mississippi6 cities
- Missouri16 cities
- Montana4 cities
- Nebraska4 cities
- Nevada6 cities
- New Hampshire3 cities
- New Jersey20 cities
- New Mexico7 cities
- New York17 cities
- North Carolina27 cities
- North Dakota5 cities
- Ohio31 cities
- Oklahoma11 cities
- Oregon12 cities
- Pennsylvania13 cities
- Rhode Island6 cities
- South Carolina11 cities
- South Dakota2 cities
- Tennessee22 cities
- Texas90 cities
- Utah23 cities
- Vermont1 city
- Virginia17 cities
- Washington31 cities
- West Virginia2 cities
- Wisconsin16 cities
- Wyoming2 cities