Minnesota frost dates
Median last spring frost and first fall frost for 808 places in Minnesota. Last frost ranges from Apr 15 in Dakota to Jun 5 in Buhl.
Largest cities
| City | Last frost | First frost | Season | Zone |
|---|---|---|---|---|
| Minneapolis | Apr 23 | Oct 16 | 176 d | 5a |
| Saint Paul | Apr 24 | Oct 16 | 175 d | 5a |
| Rochester | Apr 30 | Oct 6 | 159 d | 4b |
| Duluth | May 14 | Oct 12 | 151 d | 4b |
| Maple Grove | Apr 30 | Oct 8 | 161 d | 5a |
| Saint Cloud | May 7 | Sep 30 | 146 d | 4b |
| Eden Prairie | Apr 23 | Oct 14 | 174 d | 5a |
| Burnsville | Apr 27 | Oct 10 | 166 d | 5a |
| Lakeville | Apr 27 | Oct 10 | 166 d | 4b |
| Minnetonka | Apr 23 | Oct 14 | 174 d | 5a |
| Moorhead | May 5 | Oct 3 | 151 d | 4a |
| Mankato | Apr 30 | Oct 9 | 162 d | 5a |
| Shakopee | Apr 23 | Oct 14 | 174 d | 5a |
| Cottage Grove | Apr 23 | Oct 19 | 179 d | 5a |
| Inver Grove Heights | Apr 24 | Oct 16 | 175 d | 5a |
| Andover | May 5 | Oct 2 | 150 d | 4b |
| Savage | Apr 23 | Oct 14 | 174 d | 5a |
| Winona | Apr 21 | Oct 19 | 181 d | 5a |
| Owatonna | May 5 | Oct 6 | 154 d | 4b |
| Chanhassen | Apr 30 | Oct 9 | 162 d | 5a |
| Prior Lake | Apr 23 | Oct 14 | 174 d | 4b |
| Chaska | May 5 | Oct 5 | 153 d | 4b |
| Austin | Apr 30 | Oct 5 | 158 d | 4b |
| Elk River | May 4 | Oct 5 | 154 d | 4b |
| Champlin | May 5 | Oct 2 | 150 d | 5a |
| Faribault | May 5 | Oct 5 | 153 d | 4b |
| Rosemount | May 2 | Oct 5 | 156 d | 5a |
| Farmington | Apr 27 | Oct 10 | 166 d | 5a |
| Hastings | Apr 23 | Oct 19 | 179 d | 5a |
| Northfield | May 5 | Oct 5 | 153 d | 4b |
| South Saint Paul | Apr 24 | Oct 16 | 175 d | 5a |
| Willmar | Apr 30 | Oct 7 | 160 d | 4b |
| Forest Lake | May 3 | Oct 5 | 155 d | 4b |
| Stillwater | Apr 30 | Oct 11 | 164 d | 4b |
| Albert Lea | Apr 27 | Oct 9 | 165 d | 5a |
| Hopkins | Apr 29 | Oct 12 | 166 d | 5a |
| Anoka | May 5 | Oct 2 | 150 d | 4b |
| Sartell | May 10 | Sep 29 | 142 d | 4b |
| Red Wing | Apr 23 | Oct 14 | 174 d | 4b |
| Saint Michael | May 4 | Oct 5 | 154 d | 4b |