Last frost date in Greenfield, 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 15.
October 11
Average first frost in fall. 1 year in 10 it comes by September 29.
Source: NOAA U.S. Climate Normals 1991–2020, station Greenfield #3 (USC00193229), 3 miles from Greenfield, elevation 130 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 15 |
| First frost in fall | Sept 29 | Oct 11 | Oct 28 |
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 13 | Oct 1 |
| Frost (32°F) | Every year | May 1 | Oct 11 |
| Hard freeze (28°F) | Every year | Apr 18 | Oct 25 |
Nights at 32°F or colder in an average year: 154
What to plant now in Greenfield
- Spring planting calendar for an average last frost around April 30 Greenfield: May 1
- Fall planting calendar for an average first frost around October 10 Greenfield: 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 Massachusetts
- Amherst Town 18 mi · last frost May 5
- North Adams 27 mi · last frost May 10
- Gardner 31 mi · last frost May 2
- Palmer Town 33 mi · last frost May 3
- Springfield 35 mi · last frost May 3
Updated