Frost dates
Frost dates in Vermont
Typical last spring frost and first fall frost for 45 weather stations across Vermont, from NOAA’s 1991–2020 climate normals.
Last spring frost
May 2 – May 24
Typical across Vermont (middle: May 13)
First fall frost
Sep 25 – Oct 11
Typical across Vermont (middle: Oct 1)
Your own yard can differ by weeks from the nearest town. Get frost dates for your exact spot →
By town
| Station | Last spring frost | First fall frost | Frost-free days |
|---|---|---|---|
| Averill | May 25 | Sep 22 | 120 |
| Barre Montpelier Airport | May 16 | Sep 29 | 136 |
| Bennington Morse St Airport | May 11 | Oct 2 | 144 |
| Burlington International Airport | Apr 29 | Oct 15 | 169 |
| Cavendish | May 16 | Sep 29 | 136 |
| Chelsea 2 NW | May 9 | Oct 1 | 145 |
| Corinth | May 14 | Sep 29 | 138 |
| Cornwall | May 5 | Oct 3 | 151 |
| E Haven | May 30 | Sep 16 | 109 |
| Eden 2 S | May 5 | Oct 8 | 156 |
| Enosburg Falls | May 14 | Oct 1 | 140 |
| Enosburg Falls 2 | May 18 | Sep 30 | 135 |
| Essex Junction 1 N | May 2 | Oct 11 | 162 |
| Island Pond | May 19 | Sep 29 | 133 |
| Island Pond Airport | May 16 | Sep 28 | 135 |
| Jay Peak | May 14 | Oct 1 | 140 |
| Johnson 2 N | May 9 | Oct 1 | 145 |
| Montpelier 2 | May 5 | Oct 9 | 157 |
| Morrisville 4 SSW | May 24 | Sep 27 | 126 |
| Morrisville Stowe State Airport | May 20 | Sep 28 | 131 |
| Mount Mansfield | May 23 | Sep 30 | 130 |
| N Hartland Lake | May 8 | Oct 6 | 151 |
| N Springfield Lake | May 9 | Oct 2 | 146 |
| Newport | May 14 | Sep 30 | 139 |
| Northfield | May 18 | Sep 28 | 133 |
| Peru | May 16 | Oct 2 | 139 |
| Plainfield | May 25 | Sep 22 | 120 |
| Pownal 1 NE | May 7 | Oct 8 | 154 |
| Rochester | May 13 | Oct 2 | 142 |
| Rutland | May 15 | Sep 27 | 135 |
| S Hero | Apr 28 | Oct 20 | 175 |
| S Lincoln | May 21 | Sep 25 | 127 |
| Saint Johnsbury | May 13 | Oct 3 | 143 |
| Saint Johnsbury | May 10 | Oct 3 | 146 |
| Salisbury 2 N | May 21 | Sep 26 | 128 |
| Springfield Hartness Airport | May 13 | Oct 3 | 143 |
| St Albans Radio | May 1 | Oct 12 | 164 |
| Sunderland 2 | May 13 | Sep 29 | 139 |
| Sutton | May 9 | Oct 1 | 145 |
| Sutton 2 NE | Jun 1 | Sep 13 | 104 |
| Union Village Dam | May 9 | Oct 2 | 146 |
| Vergennes | Apr 30 | Oct 17 | 170 |
| Waitsfield 2 SE | May 11 | Oct 1 | 143 |
| Woodstock | May 13 | Oct 1 | 141 |
| Worcester 2 W | May 4 | Oct 5 | 154 |
Each date is the median: in half of years the frost comes earlier, in half later. Frost here means a low of 32°F or colder at the station. Low spots and valleys often frost a week or two earlier than these dates; hillsides and city centers later.
Source: NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020. The Field almanac also shows how often frost comes early or late, and a reanalysis reading for your exact location.