Frost dates in Massachusetts
Across 69 NOAA stations in Massachusetts, the average last spring frost ranges from April 4 at Boston Logan Intl Airport to May 17 at E Hawley.
| Amherst | May 5 | October 8 | 156 |
| Ashburnham | May 2 | October 13 | 163 |
| Ashburnham N | May 5 | October 7 | 152 |
| Barre Falls Dam | May 12 | October 1 | 141 |
| Bedford | April 27 | October 13 | 169 |
| Bedford Hanscom Fld | April 28 | October 10 | 165 |
| Belchertown | May 3 | October 14 | 164 |
| Beverly | May 4 | October 12 | 160 |
| Beverly Muni Airport | April 24 | October 17 | 177 |
| Birch Hill Dam | May 6 | October 1 | 148 |
| Blue Hill | April 19 | October 24 | 187 |
| Blue Hill Coop | April 18 | October 26 | 190 |
| Boston Logan Intl Airport | April 4 | November 9 | 218 |
| Bridgewater | May 1 | October 9 | 161 |
| Brockton | April 22 | October 19 | 178 |
| Buffumville Lake | May 1 | October 10 | 162 |
| Chatham | April 5 | November 15 | 221 |
| Chatham Muni Airport | April 13 | November 4 | 206 |
| E Brimfield Lake | April 28 | October 15 | 169 |
| E Hawley | May 17 | October 1 | 136 |
| E Sandwich | April 26 | October 26 | 180 |
| E Wareham | April 21 | October 24 | 186 |
| Edgartown | April 17 | November 3 | 199 |
| Fitchburg Coop | May 1 | October 9 | 162 |
| Fitchburg Muni Airport | April 29 | October 11 | 164 |
| Greenfield #3 | May 1 | October 11 | 162 |
| Groveland | May 3 | October 8 | 158 |
| Haverhill | May 1 | October 12 | 163 |
| Hingham | April 25 | October 22 | 177 |
| Hyannis | April 16 | October 30 | 195 |
| Hyannis Barnstable Muni Airport | April 22 | October 28 | 188 |
| Jamaica Plain | April 19 | October 23 | 185 |
| Lawrence | April 13 | October 28 | 198 |
| Lawrence Muni Airport | April 21 | October 21 | 182 |
| Lenox Dale | May 7 | October 3 | 147 |
| Leverett #2 | May 2 | October 9 | 160 |
| Lowell | April 30 | October 10 | 164 |
| Marblehead | April 25 | October 20 | 176 |
| Maynard 2 | May 2 | October 6 | 156 |
| Middleboro | April 23 | October 16 | 174 |
| Middleton | May 3 | October 9 | 157 |
| Nantucket Mem Airport | April 13 | November 8 | 208 |
| Natick | April 26 | October 12 | 169 |
| New Bedford Coop | April 11 | November 5 | 208 |
| New Bedford Muni Airport | April 29 | October 15 | 167 |
| North Adams Harriman Airport | May 10 | October 4 | 147 |
| Norton W | April 27 | October 15 | 168 |
| Norwood Mem Airport | April 25 | October 9 | 167 |
| Nws Boston/Norton | April 23 | October 17 | 177 |
| Orange Muni Airport | May 4 | October 8 | 157 |
| Pittsfield Muni Airport | May 5 | October 5 | 152 |
| Plymouth Muni Airport | April 30 | October 16 | 170 |
| Plymouth-Kingston | April 15 | November 1 | 198 |
| Reading | April 25 | October 17 | 174 |
| Rochester | April 23 | October 21 | 180 |
| Rowe 3Ne | May 14 | October 4 | 143 |
| Southbridge 3 Sw | April 25 | October 13 | 168 |
| Taunton | April 22 | October 19 | 179 |
| Taunton Muni Airport | May 2 | October 8 | 158 |
| Tully Lake | April 25 | October 17 | 175 |
| Vineyard Haven Airport | May 7 | October 9 | 156 |
| W Harwich | April 13 | November 3 | 204 |
| Walpole 2 | April 27 | October 14 | 169 |
| West Medway | April 30 | October 9 | 162 |
| Westfield 3 Sw | April 28 | October 17 | 171 |
| Westfield Barnes Muni Airport | May 3 | October 8 | 158 |
| Woods Hole Golf Club | April 11 | November 11 | 213 |
| Worcester Rgnl Airport | April 23 | October 21 | 181 |
| Worthington | May 13 | October 2 | 144 |
Sources
- U.S. Annual/Seasonal Climate Normals, 1991 to 2020 (freeze probability dates by station), NOAA National Centers for Environmental Information, checked 1 November 2026
- Annual/Seasonal Normals 1991 to 2020 documentation, NOAA National Centers for Environmental Information, checked 1 November 2026
- 2024 Gazetteer Files, ZIP Code Tabulation Areas, US Census Bureau, checked 1 November 2026