Castleton, VT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Castleton, a community in Rutland County, Vermont.
Today
81°F
Sunny
Sunny, with a high near 81. Southwest wind around 6 mph.
7-day forecast for Castleton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Sunny | 6 mph SW | 0% |
| Tonight | 59°F | Mostly Clear | 5 mph S | 0% |
| Wednesday | 82°F | Mostly Sunny | 2 to 6 mph S | 0% |
| Wednesday Night | 65°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph S | 23% |
| Thursday | 84°F | Chance Showers And Thunderstorms | 2 to 6 mph S | 45% |
| Thursday Night | 67°F | Chance Showers And Thunderstorms | 3 mph S | 45% |
| Friday | 84°F | Partly Sunny then Showers And Thunderstorms Likely | 6 mph SW | 55% |
| Friday Night | 65°F | Showers And Thunderstorms Likely | 3 mph S | 55% |
| Saturday | 83°F | Showers And Thunderstorms Likely | 5 mph SW | 58% |
| Saturday Night | 64°F | Showers And Thunderstorms Likely | 5 mph S | 58% |
| Sunday | 84°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 mph SW | 15% |
| Sunday Night | 65°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 6 mph SW | 28% |
| Monday | 83°F | Chance Rain Showers | 6 to 9 mph SW | 44% |
| Monday Night | 61°F | Chance Rain Showers | 3 to 7 mph SW | 44% |
Forecast source: National Weather Service (api.weather.gov) for Castleton (43.605, -73.185). Updated through the day.
Growing snapshot for Castleton
Last spring frost
Apr 30
First fall frost
Oct 12
Growing season
164 days
Hardiness zone
5a
More local growing data for Castleton: nearby ZIP 05732 weather · frost dates · planting calendar · Vermont frost dates
Nearby towns & communities
Benson
Brandon
Castleton Four Corners
Chittenden
Danby
East Poultney
Fair Haven
Killington Village
Middletown Springs
North Clarendon
Pawlet
Pittsford
Poultney
Proctor
Rutland
Wallingford
Wells
West Pawlet
West Rutland
Climate data from the nearest NOAA station, Whitehall, Ny (11.3 mi from Castleton). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.