Last frost date in Stoughton, Wisconsin
April 30
Average last frost in spring. In an early year (1 in 10) it's over by April 16; in a late year (1 in 10) it comes after May 15.
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 Stoughton (USC00478229), 1 miles from Stoughton, elevation 840 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Apr 16 | Apr 30 | May 15 |
| First frost in fall | Sept 28 | Oct 11 | Oct 24 |
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 10 | Oct 1 |
| Frost (32°F) | Every year | Apr 30 | Oct 11 |
| Hard freeze (28°F) | Every year | Apr 19 | Oct 22 |
Nights at 32°F or colder in an average year: 153
What to plant now in Stoughton
- Spring planting calendar for an average last frost around April 30 Stoughton: April 30
- Fall planting calendar for an average first frost around October 10 Stoughton: 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 Wisconsin
- Madison 15 mi · last frost May 1
- Sun Prairie 18 mi · last frost May 1
- Fort Atkinson 19 mi · last frost Apr 28
- Middleton 19 mi · last frost Apr 28
- Janesville 20 mi · last frost Apr 26