Unionville, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Unionville, a village in Orange County, New York.
Overnight
50°F
Mostly Cloudy
Mostly cloudy. Low around 50, with temperatures rising to around 52 overnight. Northeast wind around 5 mph.
7-day forecast for Unionville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Mostly Cloudy | 5 mph NE | 0% |
| Saturday | 69°F | Partly Sunny | 6 mph E | 0% |
| Saturday Night | 53°F | Mostly Cloudy then Light Rain Likely | 3 mph SE | 61% |
| Sunday | 66°F | Rain | 6 mph E | 100% |
| Sunday Night | 52°F | Rain | 2 to 6 mph NE | 82% |
| Monday | 65°F | Partly Sunny | 8 mph NE | 6% |
| Monday Night | 45°F | Mostly Cloudy then Slight Chance Rain Showers | 7 mph NE | 23% |
| Tuesday | 60°F | Slight Chance Rain Showers | 8 mph NE | 24% |
| Tuesday Night | 44°F | Slight Chance Rain Showers then Mostly Cloudy | 6 to 10 mph NE | 23% |
| Wednesday | 61°F | Partly Sunny then Slight Chance Rain Showers | 12 mph NE | 19% |
| Wednesday Night | 44°F | Chance Rain Showers | 12 mph NE | 29% |
| Thursday | 61°F | Chance Rain Showers | 9 to 13 mph NE | 33% |
| Thursday Night | 45°F | Chance Rain Showers | 10 mph NE | 35% |
| Friday | 64°F | Chance Rain Showers | 10 mph N | 31% |
Forecast source: National Weather Service (api.weather.gov) for Unionville (41.302, -74.562). Updated through the day.
Growing snapshot for Unionville
Last spring frost
Apr 20
First fall frost
Oct 20
Growing season
181 days
Hardiness zone
6b
More local growing data for Unionville: nearby ZIP 10988 weather · frost dates · planting calendar · New York frost dates
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Climate data from the nearest NOAA station, Sussex 8 Nnw, Nj (4.6 mi from Unionville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.