Greenville, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Greenville, a community in Westchester County, New York.
Today
69°F
Partly Sunny
Partly sunny, with a high near 69. East wind around 9 mph.
7-day forecast for Greenville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 69°F | Partly Sunny | 9 mph E | 0% |
| Tonight | 57°F | Mostly Cloudy | 6 mph SE | 5% |
| Sunday | 69°F | Rain | 5 to 8 mph SE | 94% |
| Sunday Night | 55°F | Rain | 6 to 12 mph E | 90% |
| Monday | 67°F | Chance Light Rain then Partly Sunny | 8 to 12 mph NE | 29% |
| Monday Night | 51°F | Mostly Cloudy then Slight Chance Rain Showers | 10 mph NE | 22% |
| Tuesday | 62°F | Chance Rain Showers | 12 mph NE | 26% |
| Tuesday Night | 49°F | Slight Chance Rain Showers then Mostly Cloudy | 10 to 14 mph NE | 23% |
| Wednesday | 63°F | Slight Chance Rain Showers | 16 mph NE | 19% |
| Wednesday Night | 49°F | Chance Rain Showers | 16 mph NE | 31% |
| Thursday | 62°F | Chance Rain Showers | 15 to 18 mph NE | 32% |
| Thursday Night | 49°F | Chance Rain Showers | 13 to 18 mph NE | 39% |
| 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) for Greenville (40.999, -73.819). Updated through the day.
Growing snapshot for Greenville
Last spring frost
Apr 20
First fall frost
Oct 26
Growing season
189 days
Hardiness zone
7a
More local growing data for Greenville: nearby ZIP 10502 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Dobbs Ferry-Ardsley, Ny (0.4 mi from Greenville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.