Last frost date in Monroe, Michigan
April 23
Average last frost in spring. In an early year (1 in 10) it's over by April 8; in a late year (1 in 10) it comes after May 7.
October 23
Average first frost in fall. 1 year in 10 it comes by October 9.
Source: NOAA U.S. Climate Normals 1991–2020, station Monroe (USC00205563), 1.8 miles from Monroe, elevation 586 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 8 | Apr 23 | May 7 |
| First frost in fall | Oct 9 | Oct 23 | Nov 5 |
Frost-free days in an average year: 182
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | May 2 | Oct 11 |
| Frost (32°F) | Every year | Apr 23 | Oct 23 |
| Hard freeze (28°F) | Every year | Apr 14 | Nov 4 |
Nights at 32°F or colder in an average year: 128
What to plant now in Monroe
- Spring planting calendar for an average last frost around April 20 Monroe: April 23
- Fall planting calendar for an average first frost around October 20 Monroe: October 23
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 Michigan
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