Harrison, NY Weather & Growing Conditions
This Afternoon
68°F
Partly Sunny
Partly sunny, with a high near 68. East wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Partly Sunny | 8 mph E | 0% |
| Tonight | 56°F | Mostly Cloudy | 7 mph SE | 3% |
| Sunday | 68°F | Rain | 5 to 8 mph SE | 94% |
| Sunday Night | 54°F | Rain | 5 to 12 mph E | 91% |
| Monday | 66°F | Chance Light Rain then Partly Sunny | 8 to 12 mph NE | 28% |
| Monday Night | 50°F | Mostly Cloudy then Slight Chance Rain Showers | 7 to 12 mph NE | 21% |
| Tuesday | 62°F | Chance Rain Showers | 13 mph NE | 25% |
| Tuesday Night | 49°F | Slight Chance Rain Showers then Mostly Cloudy | 12 to 15 mph NE | 22% |
| Wednesday | 63°F | Slight Chance Rain Showers | 17 mph NE | 19% |
| Wednesday Night | 49°F | Chance Rain Showers | 17 mph NE | 30% |
| Thursday | 62°F | Chance Rain Showers | 18 mph NE | 32% |
| Thursday Night | 49°F | Chance Rain Showers | 14 to 17 mph NE | 38% |
| Friday | 64°F | Chance Rain Showers | 16 mph N | 38% |
| Friday Night | 50°F | Chance Rain Showers | 16 mph N | 32% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Harrison, NY
Last spring frost
Apr 12
First fall frost
Oct 31
Growing season
200 days
Hardiness zone
7a
Explore more for Harrison, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Westchester Co Ap, Ny (2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.