Last frost date in Fitchburg, Massachusetts
May 1
Average last frost in spring. In an early year (1 in 10) it's over by April 19; in a late year (1 in 10) it comes after May 14.
October 9
Average first frost in fall. 1 year in 10 it comes by September 29.
Source: NOAA U.S. Climate Normals 1991–2020, station Fitchburg Coop (USC00192807), 1.2 miles from Fitchburg, elevation 665 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 19 | May 1 | May 14 |
| First frost in fall | Sept 29 | Oct 9 | Oct 26 |
Frost-free days in an average year: 162
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | May 12 | Oct 1 |
| Frost (32°F) | Every year | May 1 | Oct 9 |
| Hard freeze (28°F) | Every year | Apr 18 | Oct 21 |
Nights at 32°F or colder in an average year: 147
What to plant now in Fitchburg
- Spring planting calendar for an average last frost around April 30 Fitchburg: May 1
- Fall planting calendar for an average first frost around October 10 Fitchburg: 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 Massachusetts
- Leominster 6 mi · last frost Apr 29
- Gardner 9 mi · last frost May 2
- Marlborough 22 mi · last frost May 2
- Worcester 23 mi · last frost Apr 23
- Lowell 25 mi · last frost Apr 30
Updated