Castleton-on-Hudson, NY Weather & Growing Conditions
Today
83°F
Sunny
Sunny, with a high near 83. Southwest wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 2 mph SW | 0% |
| Tonight | 60°F | Partly Cloudy | 2 mph SE | 0% |
| Wednesday | 82°F | Partly Sunny | 2 to 6 mph SE | 0% |
| Wednesday Night | 66°F | Mostly Cloudy then Chance Rain Showers | 5 mph S | 18% |
| Thursday | 86°F | Isolated Showers And Thunderstorms | 6 mph S | 78% |
| Thursday Night | 68°F | Showers And Thunderstorms | 3 mph S | 78% |
| Friday | 86°F | Chance Showers And Thunderstorms | 3 mph SW | 71% |
| Friday Night | 67°F | Chance Showers And Thunderstorms | 2 mph S | 71% |
| Saturday | 84°F | Slight Chance Showers And Thunderstorms | 3 mph SW | 66% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 3 mph W | 66% |
| Sunday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 mph SW | 16% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms | 3 mph SW | 17% |
| Monday | 85°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 8 mph SW | 37% |
| Monday Night | 64°F | Chance Showers And Thunderstorms | 2 to 7 mph W | 37% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Castleton-on-Hudson, NY
Last spring frost
Apr 27
First fall frost
Oct 14
Growing season
171 days
Hardiness zone
6a
Explore more for Castleton-on-Hudson, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Valatie 1 N, Ny (6.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.