Henderson, NY Weather & Growing Conditions
Overnight
47°F
Partly Cloudy
Partly cloudy, with a low around 47. Northeast wind around 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 47°F | Partly Cloudy | 10 mph NE | 0% |
| Saturday | 65°F | Mostly Sunny | 5 to 9 mph N | 0% |
| Saturday Night | 50°F | Mostly Cloudy then Chance Rain Showers | 3 to 10 mph E | 41% |
| Sunday | 60°F | Rain Showers | 8 to 13 mph E | 86% |
| Sunday Night | 47°F | Mostly Cloudy | 8 to 14 mph NE | 0% |
| Monday | 59°F | Partly Sunny | 14 mph NE | 0% |
| Monday Night | 45°F | Mostly Cloudy | 13 mph NE | 0% |
| Tuesday | 62°F | Partly Sunny | 13 mph NE | 0% |
| Tuesday Night | 46°F | Partly Cloudy | 7 to 13 mph NE | 1% |
| Wednesday | 65°F | Partly Sunny | 8 mph E | 2% |
| Wednesday Night | 48°F | Mostly Cloudy | 8 mph E | 9% |
| Thursday | 64°F | Slight Chance Rain Showers | 9 mph E | 15% |
| Thursday Night | 48°F | Slight Chance Rain Showers | 6 to 9 mph NE | 16% |
| Friday | 65°F | Slight Chance Rain Showers | 7 to 13 mph NE | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Henderson, NY
Last spring frost
May 11
First fall frost
Oct 1
Growing season
140 days
Hardiness zone
5b
Explore more for Henderson, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Watertown Intl Ap, Ny (11.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.