Williamstown, VT Weather & Growing Conditions
Today
83°F
Sunny
Sunny, with a high near 83. Northwest wind 5 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 5 to 8 mph NW | 0% |
| Tonight | 57°F | Mostly Clear | 3 mph SW | 0% |
| Wednesday | 85°F | Mostly Sunny | 0 to 5 mph SW | 0% |
| Wednesday Night | 62°F | Partly Cloudy | 0 to 3 mph S | 7% |
| Thursday | 87°F | Chance Showers And Thunderstorms | 0 to 3 mph S | 40% |
| Thursday Night | 66°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 2 mph SW | 40% |
| Friday | 86°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph SW | 39% |
| Friday Night | 63°F | Chance Showers And Thunderstorms | 2 mph NW | 39% |
| Saturday | 85°F | Chance Showers And Thunderstorms | 0 to 3 mph W | 50% |
| Saturday Night | 62°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 mph SW | 50% |
| Sunday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 6 mph SW | 16% |
| Sunday Night | 63°F | Slight Chance Showers And Thunderstorms | 0 to 3 mph SW | 20% |
| Monday | 85°F | Chance Showers And Thunderstorms | 2 to 8 mph SW | 44% |
| Monday Night | 60°F | Chance Showers And Thunderstorms | 1 to 6 mph W | 44% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Williamstown, VT
Last spring frost
May 9
First fall frost
Oct 1
Growing season
143 days
Hardiness zone
5a
Explore more for Williamstown, VT: full frost dates · planting calendar · Vermont frost dates
Climate data from the nearest NOAA station, Chelsea 2 Nw, Vt (5.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.