Frost dates for Jay Peak, VT
At Jay Peak, the median last spring frost (32°F) is May 14 and the median first fall frost is Oct 1, for a typical growing season of 138 days. For a 90% chance that the last frost has passed, wait until May 31. Nearby ZIP codes are in USDA hardiness zones 4b to 5a.
- May 14Last spring frost (median)50% chance of 32°F after this date
- May 31Safer planting date10% chance of 32°F after this date
- Oct 1First fall frost (median)50% chance of 32°F by this date
- 138 daysGrowing season (median)between 32°F freezes
Last spring frost dates
The chance that the temperature drops to the threshold after each date.
| Temperature | 90% chance later | 50% chance later | 10% chance later |
|---|---|---|---|
| 36°F | May 12 | May 28 | Jun 10 |
| 32°F | Apr 30 | May 14 | May 31 |
| 28°F | Apr 21 | May 2 | May 18 |
| 24°F | Apr 11 | Apr 23 | May 5 |
First fall frost dates
The chance that the temperature has dropped to the threshold by each date.
| Temperature | 10% chance by | 50% chance by | 90% chance by |
|---|---|---|---|
| 36°F | Sep 8 | Sep 21 | Oct 3 |
| 32°F | Sep 19 | Oct 1 | Oct 13 |
| 28°F | Sep 29 | Oct 9 | Oct 27 |
| 24°F | Oct 3 | Oct 21 | Nov 6 |
Growing season length
Days between the last spring and first fall freeze, as the length reached in 9, 5 and 1 out of 10 years.
| Temperature | 9 in 10 years at least | 5 in 10 years at least | 1 in 10 years at least |
|---|---|---|---|
| 36°F | 95 days | 115 days | 135 days |
| 32°F | 119 days | 138 days | 156 days |
| 28°F | 140 days | 160 days | 180 days |
| 24°F | 159 days | 179 days | 199 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 100% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 05859 | 4b | -25 to -20°F | 6 km |
| 05874 | 5a | -20 to -15°F | 6 km |
| 05476 | 4b | -25 to -20°F | 11 km |
| 05868 | 4b | -25 to -20°F | 12 km |
| 05471 | 5a | -20 to -15°F | 14 km |
Not the official USDA Plant Hardiness Zone Map. Zones shown here are the values published in the USDA-ARS / Oregon State University PRISM Group 2023 ZIP code tables, shown unaltered. For the official interactive map, visit planthardiness.ars.usda.gov.
About this station
- NOAA station ID USC00434189, at 44.9381, -72.5022, elevation 561 m (1,840 ft).
- Data quality: Representative (10+ years), 19 years of freeze data.
- Average days per year at or below 32°F: 182.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Enosburg Falls (24 km)
- Newport (25 km)
- Enosburg Falls 2 (25 km)
- Eden 2 S (30 km)
- Johnson 2 N (34 km)
- Morrisville Stowe State Airport (46 km)
- St. Albans Radio (47 km)
- Morrisville 4 SSW (48 km)
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.
- USDA Agricultural Research Service and PRISM Group, Oregon State University, 2023 Plant Hardiness Zone Map ZIP code tables (CONUS, Alaska, Hawaii, Puerto Rico), files dated November 17, 2023. Data © PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 1, 2026. Official map: planthardiness.ars.usda.gov.
- U.S. Census Bureau, 2024 Gazetteer ZIP Code Tabulation Areas file, dated August 30, 2024 (ZIP centroids used to find the nearest station).
Freeze dates are 30-year probabilities, not forecasts. Check your local forecast before planting tender plants.