Frost dates in Tolland County, Connecticut
The average last spring frost in Tolland County falls Apr 17 to May 7 and the average first fall frost Oct 12 to Oct 26, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 6b. Places: Coventry Lake, Crystal Lake, Mansfield Center, Rockville, Somers, Stafford Springs. 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 |
|---|---|---|---|---|
| 06029 | Crystal Lake | May 7 | Oct 12 | 6b |
| 06043 | Apr 19 | Oct 22 | 6b | |
| 06066 | Rockville | Apr 17 | Oct 26 | 6b |
| 06071 | Somers | May 7 | Oct 12 | 6b |
| 06072 | Apr 21 | Oct 16 | 6b | |
| 06076 | Stafford Springs | May 7 | Oct 12 | 6b |
| 06084 | Apr 19 | Oct 22 | 6b | |
| 06231 | Apr 28 | Oct 13 | 6b | |
| 06232 | Apr 19 | Oct 22 | 6b | |
| 06237 | Apr 28 | Oct 13 | 6b | |
| 06238 | Coventry Lake | Apr 19 | Oct 22 | 6b |
| 06248 | Apr 19 | Oct 22 | 6b | |
| 06250 | Mansfield Center | Apr 19 | Oct 22 | 6b |
| 06268 | Storrs | Apr 19 | Oct 22 | 6b |
| 06269 | Storrs | Apr 19 | Oct 22 | 6b |
| 06279 | May 7 | Oct 12 | 6b |
Nearby counties
Windham County Hartford County Middlesex County New London County New Haven County Litchfield County
All Connecticut counties · Download Connecticut frost dates (CSV)
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