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Vermont frost dates by weather station
Vermont has 45 NOAA weather stations with 1991–2020 freeze statistics. Median last spring frost dates run from Apr 28 at S Hero to Jun 1 at Sutton 2ne.
- 45Stations
- Apr 28Earliest last frostS Hero
- Jun 1Latest last frostSutton 2ne
- 174 daysLongest growing seasonS Hero
| Station | Last spring frost | First fall frost | Growing season | Elevation |
|---|---|---|---|---|
| Averill | May 25 | Sep 22 | 120 days | 1,699 ft |
| Barre Montpelier Airport | May 16 | Sep 29 | 136 days | 1,126 ft |
| Bennington Morse St. Airport | May 11 | Oct 2 | 143 days | 826 ft |
| Burlington Intl Airport | Apr 29 | Oct 15 | 169 days | 330 ft |
| Cavendish | May 16 | Sep 29 | 136 days | 842 ft |
| Chelsea 2 NW | May 9 | Oct 1 | 143 days | 1,440 ft |
| Corinth | May 14 | Sep 29 | 136 days | 1,180 ft |
| Cornwall | May 5 | Oct 3 | 151 days | 345 ft |
| E Haven | May 30 | Sep 16 | 109 days | 1,000 ft |
| Eden 2 S | May 5 | Oct 8 | 155 days | 1,456 ft |
| Enosburg Falls | May 14 | Oct 1 | 139 days | 420 ft |
| Enosburg Falls 2 | May 18 | Sep 30 | 134 days | 425 ft |
| Essex Junction 1 N | May 2 | Oct 11 | 160 days | 340 ft |
| Island Pond | May 19 | Sep 29 | 129 days | 1,200 ft |
| Island Pond Airport | May 16 | Sep 28 | 132 days | 1,194 ft |
| Jay Peak | May 14 | Oct 1 | 138 days | 1,840 ft |
| Johnson 2 N | May 9 | Oct 1 | 142 days | 980 ft |
| Montpelier 2 | May 5 | Oct 9 | 157 days | 530 ft |
| Morrisville 4 SSW | May 24 | Sep 27 | 123 days | 760 ft |
| Morrisville Stowe State Airport | May 20 | Sep 28 | 129 days | 732 ft |
| Mount Mansfield | May 23 | Sep 30 | 130 days | 3,950 ft |
| N Hartland Lake | May 8 | Oct 6 | 150 days | 570 ft |
| N Springfield Lake | May 9 | Oct 2 | 146 days | 560 ft |
| Newport | May 14 | Sep 30 | 138 days | 790 ft |
| Northfield | May 18 | Sep 28 | 133 days | 670 ft |
| Peru | May 16 | Oct 2 | 140 days | 1,700 ft |
| Plainfield | May 25 | Sep 22 | 119 days | 800 ft |
| Pownal 1 NE | May 7 | Oct 8 | 154 days | 1,110 ft |
| Rochester | May 13 | Oct 2 | 141 days | 830 ft |
| Rutland | May 15 | Sep 27 | 132 days | 620 ft |
| S Hero | Apr 28 | Oct 20 | 174 days | 110 ft |
| S Lincoln | May 21 | Sep 25 | 124 days | 1,341 ft |
| Saint Johnsbury | May 13 | Oct 3 | 143 days | 700 ft |
| Saint Johnsbury | May 10 | Oct 3 | 147 days | 700 ft |
| Salisbury 2 N | May 21 | Sep 26 | 127 days | 420 ft |
| Springfield Hartness Airport | May 13 | Oct 3 | 143 days | 578 ft |
| St. Albans Radio | May 1 | Oct 12 | 161 days | 380 ft |
| Sunderland 2 | May 13 | Sep 29 | 137 days | 900 ft |
| Sutton | May 9 | Oct 1 | 143 days | 1,500 ft |
| Sutton 2ne | Jun 1 | Sep 13 | 103 days | 1,000 ft |
| Union Village Dam | May 9 | Oct 2 | 145 days | 460 ft |
| Vergennes | Apr 30 | Oct 17 | 168 days | 196 ft |
| Waitsfield 2 SE | May 11 | Oct 1 | 142 days | 1,142 ft |
| Woodstock | May 13 | Oct 1 | 141 days | 600 ft |
| Worcester 2 W | May 4 | Oct 5 | 153 days | 1,360 ft |
Sources
- NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, annual/seasonal normals by station (version 1.0.1), file dated June 27, 2023; documentation.
Freeze dates are 30-year probabilities, not forecasts. Check your local forecast before planting tender plants.