Last frost date in Stillwater, Minnesota
April 30
Average last frost in spring. In an early year (1 in 10) it's over by April 17; in a late year (1 in 10) it comes after May 13.
October 11
Average first frost in fall. 1 year in 10 it comes by September 28.
Source: NOAA U.S. Climate Normals 1991–2020, station Stillwater 2SW (USC00218039), 1.4 miles from Stillwater, elevation 898 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Hugo and Lake Elmo, so their frost dates are the same as Stillwater's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Apr 17 | Apr 30 | May 13 |
| First frost in fall | Sept 28 | Oct 11 | Oct 23 |
Frost-free days in an average year: 163
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | May 8 | Oct 2 |
| Frost (32°F) | Every year | Apr 30 | Oct 11 |
| Hard freeze (28°F) | Every year | Apr 20 | Oct 23 |
Nights at 32°F or colder in an average year: 159
What to plant now in Stillwater
- Spring planting calendar for an average last frost around April 30 Stillwater: April 30
- Fall planting calendar for an average first frost around October 10 Stillwater: October 11
Planting dates: USDA Home and Garden Bulletin No. 9 (1967), “Suburban and Farm Vegetable Gardens,” tables 4 and 5. How we match the table.
Nearby in Minnesota
- Maplewood 10 mi · last frost Apr 23
- Woodbury 11 mi · last frost Apr 26
- Forest Lake 15 mi · last frost May 3
- St. Paul 15 mi · last frost Apr 24
- Roseville 16 mi · last frost Apr 28
Updated