Vermont Frost Dates
The median last spring freeze and first fall freeze (32°F) at 45 NOAA stations in Vermont, 1991-2020, with the growing season between them.
Every station
A median date has an even chance of a later freeze in spring or an earlier one in fall. Each town page gives the dates at 36, 32 and 28°F and every probability from 10 to 90 percent.
| Station | Elevation | Last freeze | First freeze | Season, days | Town page |
|---|---|---|---|---|---|
| Averill | 1,699 ft | May 25 | September 22 | 120 | |
| Barre Montpelier AP | 1,126 ft | May 16 | September 29 | 136 | Barre |
| Bennington Morse St AP | 826 ft | May 11 | October 2 | 144 | North Bennington |
| Burlington Intl AP | 330 ft | April 29 | October 15 | 169 | South Burlington |
| Cavendish | 842 ft | May 16 | September 29 | 136 | North Springfield |
| Chelsea 2 Nw | 1,440 ft | May 9 | October 1 | 145 | Chelsea |
| Corinth | 1,180 ft | May 14 | September 29 | 138 | Chelsea |
| Cornwall | 345 ft | May 5 | October 3 | 151 | Middlebury (village) |
| E Haven | 1,000 ft | May 30 | September 16 | 109 | Lyndonville |
| Eden 2 S | 1,456 ft | May 5 | October 8 | 156 | Hyde Park |
| Enosburg Falls | 420 ft | May 14 | October 1 | 140 | Enosburg Falls |
| Enosburg Falls 2 | 425 ft | May 18 | September 30 | 135 | Enosburg Falls |
| Essex Junction 1 N | 340 ft | May 2 | October 11 | 162 | Essex Junction |
| Island Pond | 1,200 ft | May 19 | September 29 | 133 | Island Pond |
| Island Pond AP | 1,194 ft | May 16 | September 28 | 135 | Island Pond |
| Jay Peak | 1,840 ft | May 14 | October 1 | 140 | North Troy |
| Johnson 2 N | 980 ft | May 9 | October 1 | 145 | Johnson |
| Montpelier 2 | 530 ft | May 5 | October 9 | 157 | Montpelier |
| Morrisville 4 Ssw | 760 ft | May 24 | September 27 | 126 | Morristown |
| Morrisville Stowe State AP | 732 ft | May 20 | September 28 | 131 | Morristown |
| Mt Mansfield | 3,950 ft | May 23 | September 30 | 130 | Stowe |
| N Hartland Lake | 570 ft | May 8 | October 6 | 151 | White River Junction |
| N Springfield Lake | 560 ft | May 9 | October 2 | 146 | North Springfield |
| Newport | 790 ft | May 14 | September 30 | 139 | Newport |
| Northfield | 670 ft | May 18 | September 28 | 133 | Northfield |
| Peru | 1,700 ft | May 16 | October 2 | 139 | Londonderry |
| Plainfield | 800 ft | May 25 | September 22 | 120 | Barre |
| Pownal 1 Ne | 1,110 ft | May 7 | October 8 | 154 | Pownal |
| Rochester | 830 ft | May 13 | October 2 | 142 | Pittsfield |
| Rutland | 620 ft | May 15 | September 27 | 135 | Rutland |
| S Hero | 110 ft | April 28 | October 20 | 175 | |
| S Lincoln | 1,341 ft | May 21 | September 25 | 127 | Lincoln |
| Saint Johnsbury | 700 ft | May 13 | October 3 | 143 | Saint Johnsbury |
| Saint Johnsbury | 700 ft | May 10 | October 3 | 146 | Saint Johnsbury |
| Salisbury 2 N | 420 ft | May 21 | September 26 | 128 | Salisbury |
| Springfield Hartness AP | 578 ft | May 13 | October 3 | 143 | North Springfield |
| St Albans Radio | 380 ft | May 1 | October 12 | 164 | Saint Albans |
| Sunderland 2 | 900 ft | May 13 | September 29 | 139 | Arlington |
| Sutton | 1,500 ft | May 9 | October 1 | 145 | Lyndonville |
| Sutton 2NE | 1,000 ft | June 1 | September 13 | 104 | Lyndonville |
| Union Village Dam | 460 ft | May 9 | October 2 | 146 | |
| Vergennes | 196 ft | April 30 | October 17 | 170 | Vergennes |
| Waitsfield 2 Se | 1,142 ft | May 11 | October 1 | 143 | Moretown |
| Woodstock | 600 ft | May 13 | October 1 | 141 | Woodstock |
| Worcester 2 W | 1,360 ft | May 4 | October 5 | 154 | Middlesex |
Sources
NOAA NCEI U.S. Climate Normals, 1991-2020, annual and seasonal freeze probabilities. Public domain.