Last frost date in Lynn, Massachusetts
April 25
Average last frost in spring. In an early year (1 in 10) it's over by April 12; in a late year (1 in 10) it comes after May 13.
October 20
Average first frost in fall. 1 year in 10 it comes by October 5.
Source: NOAA U.S. Climate Normals 1991–2020, station Marblehead (USC00194502), 5.3 miles from Lynn, elevation 84 ft. NOAA National Centers for Environmental Information. These are long-term averages, not a forecast.
This station is also the nearest one for Salem, so its frost dates are the same as Lynn's.
| Early year | Average | Late year | |
|---|---|---|---|
| Last frost in spring | Apr 12 | Apr 25 | May 13 |
| First frost in fall | Oct 5 | Oct 20 | Nov 3 |
Frost-free days in an average year: 176
| Chance in a year | Average last in spring | Average first in fall | |
|---|---|---|---|
| Light frost (36°F) | Every year | May 9 | Oct 9 |
| Frost (32°F) | Every year | Apr 25 | Oct 20 |
| Hard freeze (28°F) | Every year | Apr 11 | Oct 31 |
Nights at 32°F or colder in an average year: 108
What to plant now in Lynn
- Spring planting calendar for an average last frost around April 20 Lynn: April 25
- Fall planting calendar for an average first frost around October 20 Lynn: October 20
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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