Last frost date in Woburn, Massachusetts
April 25
Average last frost in spring. In an early year (1 in 10) it's over by April 13; in a late year (1 in 10) it comes after May 8.
October 17
Average first frost in fall. 1 year in 10 it comes by October 3.
Source: NOAA U.S. Climate Normals 1991–2020, station Reading (USC00196783), 2.9 miles from Woburn, elevation 110 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Melrose, so its frost dates are the same as Woburn's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Apr 13 | Apr 25 | May 8 |
| First frost in fall | Oct 3 | Oct 17 | Nov 1 |
Frost-free days in an average year: 174
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | May 7 | Oct 6 |
| Frost (32°F) | Every year | Apr 25 | Oct 17 |
| Hard freeze (28°F) | Every year | Apr 11 | Oct 30 |
Nights at 32°F or colder in an average year: 134
What to plant now in Woburn
- Spring planting calendar for an average last frost around April 20 Woburn: April 25
- Fall planting calendar for an average first frost around October 20 Woburn: October 17
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
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