Frost dates in Middlesex County, Connecticut
The average last spring frost in Middlesex County falls Apr 14 to Apr 26 and the average first fall frost Oct 16 to Oct 28, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 6b to 7a. Places: Chester Center, Clinton, Deep River Center, Durham, Essex Village, Higganum. 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 |
|---|---|---|---|---|
| 06409 | Apr 16 | Oct 28 | 7a | |
| 06412 | Chester Center | Apr 26 | Oct 16 | 6b |
| 06413 | Clinton | Apr 17 | Oct 27 | 7a |
| 06414 | Apr 17 | Oct 26 | 6b | |
| 06416 | Apr 17 | Oct 26 | 6b | |
| 06417 | Deep River Center | Apr 26 | Oct 16 | 7a |
| 06419 | Apr 26 | Oct 16 | 6b | |
| 06422 | Durham | Apr 26 | Oct 16 | 6b |
| 06423 | Apr 14 | Oct 24 | 6b | |
| 06424 | Lake Pocotopaug | Apr 17 | Oct 26 | 6b |
| 06426 | Essex Village | Apr 16 | Oct 28 | 7a |
| 06438 | Higganum | Apr 26 | Oct 16 | 6b |
| 06441 | Higganum | Apr 26 | Oct 16 | 6b |
| 06442 | Apr 16 | Oct 28 | 7a | |
| 06455 | Apr 26 | Oct 16 | 6b | |
| 06456 | Apr 17 | Oct 26 | 6b | |
| 06457 | Middletown | Apr 26 | Oct 16 | 6b |
| 06459 | Middletown | Apr 26 | Oct 16 | 6b |
| 06469 | Moodus | Apr 17 | Oct 26 | 6b |
| 06475 | Old Saybrook Center | Apr 16 | Oct 28 | 7a |
| 06480 | Portland | Apr 17 | Oct 26 | 6b |
| 06481 | Apr 26 | Oct 16 | 6b | |
| 06498 | Westbrook Center | Apr 17 | Oct 27 | 7a |
Nearby counties
New Haven County New London County Hartford County Tolland County Windham County Litchfield County
All Connecticut counties · Download Connecticut frost dates (CSV)
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