Frost dates in Worcester County, Massachusetts
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The average last spring frost in Worcester County falls Apr 22 to May 12 and the average first fall frost Oct 1 to Oct 21, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 5b to 6b. Places: Athol, Baldwinville, Barre, Brookfield, Clinton, Cordaville. Pick a ZIP for 10% and 90% odds, soil temperature and the 7-day freeze forecast.
| ZIP | Place | Last spring frost | First fall frost | Zone |
|---|---|---|---|---|
| 01005 | Barre | May 12 | Oct 1 | 6a |
| 01031 | May 3 | Oct 14 | 6a | |
| 01037 | May 12 | Oct 1 | 6a | |
| 01068 | May 12 | Oct 1 | 6a | |
| 01074 | May 12 | Oct 1 | 6a | |
| 01083 | Warren | Apr 28 | Oct 15 | 6a |
| 01092 | West Warren | Apr 28 | Oct 15 | 6a |
| 01094 | May 12 | Oct 1 | 6a | |
| 01331 | Athol | Apr 25 | Oct 17 | 5b |
| 01366 | Petersham | May 4 | Oct 8 | 6a |
| 01368 | Apr 25 | Oct 17 | 5b | |
| 01420 | Fitchburg | Apr 29 | Oct 11 | 6a |
| 01430 | South Ashburnham | May 5 | Oct 7 | 6a |
| 01434 | Devens | Apr 29 | Oct 11 | 6a |
| 01436 | Baldwinville | May 6 | Oct 1 | 5b |
| 01438 | May 6 | Oct 1 | 5b | |
| 01440 | Gardner | May 2 | Oct 13 | 5b |
| 01451 | May 2 | Oct 6 | 6a | |
| 01452 | May 12 | Oct 1 | 5b | |
| 01453 | Leominster | Apr 29 | Oct 11 | 6a |
| 01462 | Lunenburg | Apr 29 | Oct 11 | 6a |
| 01468 | May 6 | Oct 1 | 5b | |
| 01473 | May 2 | Oct 13 | 6a | |
| 01475 | Winchendon | May 6 | Oct 1 | 5b |
| 01501 | Apr 23 | Oct 21 | 6a | |
| 01503 | May 2 | Oct 6 | 6b | |
| 01504 | Apr 22 | Oct 19 | 6b | |
| 01505 | Apr 23 | Oct 21 | 6a | |
| 01506 | Brookfield | Apr 28 | Oct 15 | 6a |
| 01507 | May 1 | Oct 10 | 6b | |
| 01510 | Clinton | Apr 29 | Oct 11 | 6a |
| 01515 | East Brookfield | Apr 28 | Oct 15 | 6a |
| 01516 | East Douglas | May 1 | Oct 10 | 6b |
| 01518 | Fiskdale | Apr 28 | Oct 15 | 6a |
| 01519 | Apr 23 | Oct 21 | 6b | |
| 01520 | Apr 23 | Oct 21 | 6b | |
| 01522 | Apr 23 | Oct 21 | 6a | |
| 01523 | South Lancaster | Apr 29 | Oct 11 | 6b |
| 01524 | Apr 23 | Oct 21 | 6b | |
| 01525 | Apr 30 | Oct 9 | 6b | |
| 01527 | Apr 23 | Oct 21 | 6a | |
| 01529 | Apr 22 | Oct 19 | 6b | |
| 01531 | May 12 | Oct 1 | 6a | |
| 01532 | Northborough | Apr 23 | Oct 21 | 6b |
| 01534 | Apr 30 | Oct 9 | 6b | |
| 01535 | North Brookfield | Apr 23 | Oct 21 | 6a |
| 01536 | Apr 23 | Oct 21 | 6b | |
| 01537 | May 1 | Oct 10 | 6a | |
| 01540 | Oxford | May 1 | Oct 10 | 6b |
| 01541 | May 12 | Oct 1 | 6a | |
| 01542 | Apr 23 | Oct 21 | 6b | |
| 01543 | Rutland | May 12 | Oct 1 | 6a |
| 01545 | Apr 23 | Oct 21 | 6a | |
| 01550 | Southbridge Town | Apr 25 | Oct 13 | 6b |
| 01560 | Apr 23 | Oct 21 | 6b | |
| 01561 | South Lancaster | Apr 29 | Oct 11 | 6b |
| 01562 | Spencer | Apr 23 | Oct 21 | 6a |
| 01564 | Apr 29 | Oct 11 | 6a | |
| 01566 | Sturbridge | Apr 28 | Oct 15 | 6a |
| 01568 | Upton | Apr 30 | Oct 9 | 6b |
| 01569 | Apr 22 | Oct 19 | 6b | |
| 01570 | Webster | May 1 | Oct 10 | 6b |
| 01571 | May 1 | Oct 10 | 6b | |
| 01581 | Westborough | Apr 30 | Oct 9 | 6b |
| 01583 | Apr 23 | Oct 21 | 6a | |
| 01585 | West Brookfield | Apr 28 | Oct 15 | 6a |
| 01588 | Whitinsville | Apr 30 | Oct 9 | 6b |
| 01590 | May 1 | Oct 10 | 6b | |
| 01602 | Worcester | Apr 23 | Oct 21 | 6b |
| 01603 | Worcester | Apr 23 | Oct 21 | 6a |
| 01604 | Worcester | Apr 23 | Oct 21 | 6a |
| 01605 | Worcester | Apr 23 | Oct 21 | 6a |
| 01606 | Worcester | Apr 23 | Oct 21 | 6b |
| 01607 | Worcester | Apr 23 | Oct 21 | 6a |
| 01608 | Worcester | Apr 23 | Oct 21 | 6a |
| 01609 | Worcester | Apr 23 | Oct 21 | 6b |
| 01610 | Worcester | Apr 23 | Oct 21 | 6a |
| 01611 | Apr 23 | Oct 21 | 6b | |
| 01612 | Apr 23 | Oct 21 | 6a | |
| 01740 | May 2 | Oct 6 | 6b | |
| 01745 | Apr 26 | Oct 12 | 6b | |
| 01747 | Hopedale | Apr 30 | Oct 9 | 6b |
| 01756 | Apr 30 | Oct 9 | 6b | |
| 01757 | Milford | Apr 30 | Oct 9 | 6b |
| 01772 | Cordaville | Apr 26 | Oct 12 | 6b |
Nearby counties
Middlesex County Norfolk County Hampden County Suffolk County Franklin County Hampshire County
All Massachusetts counties · Download Massachusetts frost dates (CSV)
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