Last frost date in Burlington, Wisconsin
May 5
Average last frost in spring. In an early year (1 in 10) it's over by April 21; in a late year (1 in 10) it comes after May 23.
October 9
Average first frost in fall. 1 year in 10 it comes by September 24.
Source: NOAA U.S. Climate Normals 1991–2020, station Burlington (USC00471205), 1.9 miles from Burlington, elevation 751 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 21 | May 5 | May 23 |
| First frost in fall | Sept 24 | Oct 9 | Oct 24 |
Frost-free days in an average year: 156
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | May 17 | Sept 30 |
| Frost (32°F) | Every year | May 5 | Oct 9 |
| Hard freeze (28°F) | Every year | Apr 24 | Oct 22 |
Nights at 32°F or colder in an average year: 155
What to plant now in Burlington
- Spring planting calendar for an average last frost around April 30 Burlington: May 5
- Fall planting calendar for an average first frost around October 10 Burlington: October 9
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
- Salem Lakes 12 mi · last frost Apr 30
- Elkhorn 13 mi · last frost Apr 28
- Kenosha 21 mi · last frost Apr 28
- Caledonia 22 mi · last frost Apr 24
- New Berlin 22 mi · last frost May 3
Updated