Massachusetts · 19 stations
Massachusetts Frost Dates: 19 Weather Stations
19 NOAA weather stations in Massachusetts with at least 25 years of frost records.
| Station | Zone | Last spring frost (50%) | First fall frost (50%) | Frost-free days |
|---|---|---|---|---|
| Amherst, MA | 6a | May 5 | October 8 | 156 |
| Blue Hill Coop, MA | 6b | April 18 | October 26 | 190 |
| Chatham, MA | 7b | April 5 | November 15 | 221 |
| Edgartown, MA | 7b | April 17 | November 3 | 199 |
| Groveland, MA | 6b | May 3 | October 8 | 158 |
| Haverhill, MA | 6b | May 1 | October 12 | 163 |
| Hingham, MA | 7a | April 25 | October 22 | 177 |
| Hyannis, MA | 7a | April 16 | October 30 | 195 |
| Jamaica Plain, MA | 6b | April 19 | October 23 | 185 |
| Lawrence, MA | 6b | April 13 | October 28 | 198 |
| Lowell, MA | 6b | April 30 | October 10 | 164 |
| Marblehead, MA | 7a | April 25 | October 20 | 176 |
| Middleton, MA | 6b | May 3 | October 9 | 157 |
| Reading, MA | 6b | April 25 | October 17 | 174 |
| Rochester, MA | 7a | April 23 | October 21 | 180 |
| Worcester, MA | 6b | April 23 | October 21 | 181 |
| Worthington, MA | 6a | May 13 | October 2 | 144 |
| near Boston, MA | 7a | April 4 | November 9 | 218 |
| near Fiskdale, MA | 6a | April 28 | October 15 | 169 |