Cornwall-on-Hudson, NY Weather & Growing Conditions
Today
74°F
Sunny
Sunny. High near 74, with temperatures falling to around 66 in the afternoon. Southwest wind 2 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Sunny | 2 to 8 mph SW | 0% |
| Tonight | 56°F | Mostly Cloudy | 2 to 7 mph S | 0% |
| Thursday | 69°F | Rain Showers Likely | 9 mph S | 58% |
| Thursday Night | 59°F | Rain Showers Likely | 3 to 7 mph SW | 72% |
| Friday | 67°F | Rain Showers Likely | 3 mph W | 70% |
| Friday Night | 51°F | Rain Showers Likely | 3 mph N | 55% |
| Saturday | 61°F | Mostly Sunny then Slight Chance Rain Showers | 6 mph NW | 19% |
| Saturday Night | 45°F | Chance Light Rain | 8 mph NW | 27% |
| Sunday | 56°F | Slight Chance Light Rain then Mostly Sunny | 5 to 8 mph W | 15% |
| Sunday Night | 40°F | Partly Cloudy | 7 mph W | 5% |
| Monday | 56°F | Mostly Sunny | 7 to 10 mph W | 10% |
| Monday Night | 38°F | Partly Cloudy | 7 mph W | 10% |
| Tuesday | 58°F | Mostly Sunny | 6 to 10 mph SW | 5% |
| Tuesday Night | 39°F | Mostly Clear | 7 mph W | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Cornwall-on-Hudson, NY
Last spring frost
Apr 10
First fall frost
Nov 1
Growing season
204 days
Hardiness zone
6b
Explore more for Cornwall-on-Hudson, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, West Point, Ny (3.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.