Unionville, NY Weather & Growing Conditions
Today
83°F
Sunny
Sunny, with a high near 83. Southeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 5 mph SE | 0% |
| Tonight | 61°F | Partly Cloudy | 2 mph SW | 1% |
| Wednesday | 82°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 3 mph SW | 30% |
| Wednesday Night | 68°F | Chance Showers And Thunderstorms | 2 mph S | 46% |
| Thursday | 86°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 2 to 7 mph SW | 73% |
| Thursday Night | 70°F | Showers And Thunderstorms Likely then Partly Cloudy | 2 to 6 mph SW | 66% |
| Friday | 87°F | Mostly Sunny then Showers And Thunderstorms Likely | 2 to 6 mph W | 57% |
| Friday Night | 68°F | Chance Showers And Thunderstorms | 3 mph SW | 51% |
| Saturday | 85°F | Partly Sunny then Chance Showers And Thunderstorms | 1 to 6 mph W | 50% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 1 to 5 mph W | 50% |
| Sunday | 87°F | Mostly Sunny | 1 to 6 mph W | 13% |
| Sunday Night | 69°F | Mostly Clear | 5 mph SW | 13% |
| Monday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 8 mph W | 16% |
| Monday Night | 67°F | Slight Chance Showers And Thunderstorms | 2 to 7 mph W | 16% |
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 Aug 4, 2026.