Grafton, VT Weather & Growing Conditions
Overnight
42°F
Mostly Clear
Mostly clear, with a low around 42. North wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 42°F | Mostly Clear | 6 mph N | 0% |
| Saturday | 63°F | Mostly Sunny | 1 to 5 mph NE | 0% |
| Saturday Night | 42°F | Partly Cloudy | 1 to 5 mph S | 0% |
| Sunday | 52°F | Rain | 5 mph SE | 98% |
| Sunday Night | 44°F | Rain then Rain Showers Likely | 1 to 8 mph NE | 87% |
| Monday | 60°F | Partly Sunny | 8 mph N | 2% |
| Monday Night | 40°F | Mostly Cloudy | 6 mph N | 1% |
| Tuesday | 59°F | Partly Sunny | 3 mph NE | 1% |
| Tuesday Night | 39°F | Mostly Cloudy | 1 to 5 mph NE | 1% |
| Wednesday | 60°F | Mostly Sunny | 6 mph NE | 1% |
| Wednesday Night | 39°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph E | 15% |
| Thursday | 59°F | Chance Rain Showers | 5 mph NE | 31% |
| Thursday Night | 42°F | Chance Rain Showers | 3 to 7 mph NE | 31% |
| Friday | 60°F | Chance Rain Showers | 7 mph N | 32% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Grafton, VT
Last spring frost
May 13
First fall frost
Oct 3
Growing season
143 days
Hardiness zone
5a
Explore more for Grafton, VT: full frost dates · planting calendar · Vermont frost dates
Climate data from the nearest NOAA station, Springfield Hartness Ap, Vt (12.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.