Unionville, NY Weather & Growing Conditions
This Afternoon
69°F
Partly Sunny
Partly sunny. High near 69, with temperatures falling to around 65 in the afternoon. Southwest wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Partly Sunny | 7 mph SW | 0% |
| Tonight | 48°F | Partly Cloudy | 3 mph SW | 3% |
| Wednesday | 74°F | Sunny | 2 to 10 mph SW | 3% |
| Wednesday Night | 55°F | Mostly Cloudy | 5 mph S | 6% |
| Thursday | 69°F | Rain Showers | 5 to 8 mph SW | 80% |
| Thursday Night | 59°F | Rain Showers Likely | 1 to 5 mph SW | 73% |
| Friday | 68°F | Rain Showers Likely | 2 mph NW | 73% |
| Friday Night | 50°F | Rain Showers Likely then Chance Light Rain | 1 mph NW | 62% |
| Saturday | 64°F | Chance Light Rain | 2 to 6 mph NW | 29% |
| Saturday Night | 39°F | Slight Chance Light Rain | 6 mph NW | 21% |
| Sunday | 59°F | Slight Chance Light Rain then Mostly Sunny | 3 to 7 mph W | 21% |
| Sunday Night | 35°F | Partly Cloudy then Slight Chance Light Rain | 2 to 6 mph W | 16% |
| Monday | 58°F | Chance Light Rain | 7 to 12 mph NW | 26% |
| Monday Night | 34°F | Slight Chance Light Rain | 5 to 8 mph W | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Unionville, NY
Last spring frost
Apr 20
First fall frost
Oct 20
Growing season
181 days
Hardiness zone
6b
Explore more for Unionville, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Sussex 8 Nnw, Nj (4.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.