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Unionville, TN Weather & Growing Conditions

Tonight
71°F
Mostly Clear
Mostly clear, with a low around 71. Northeast wind around 0 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 71°F Mostly Clear 0 mph 4%
Saturday 99°F Sunny 0 to 5 mph WNW 12%
Saturday Night 71°F Partly Cloudy 0 to 5 mph SSE 13%
Sunday 98°F Mostly Sunny 5 mph SW 7%
Sunday Night 69°F Partly Cloudy 5 mph S 7%
Monday 97°F Mostly Sunny then Chance Showers And Thunderstorms 5 mph SW 36%
Monday Night 67°F Chance Showers And Thunderstorms 0 to 5 mph SSE 51%
Tuesday 92°F Slight Chance Showers And Thunderstorms 0 to 10 mph W 58%
Tuesday Night 64°F Showers And Thunderstorms Likely 0 to 10 mph N 58%
Wednesday 84°F Chance Rain Showers 5 mph N 31%
Wednesday Night 60°F Chance Rain Showers then Partly Cloudy 5 mph NNE 27%
Thursday 82°F Mostly Sunny 5 to 10 mph N 12%
Thursday Night 59°F Partly Cloudy 0 to 10 mph NNE 7%
Friday 82°F Mostly Sunny 5 to 10 mph NNE 6%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Unionville, TN

Last spring frost
Apr 14
First fall frost
Oct 25
Growing season
192 days
Hardiness zone
7b

Explore more for Unionville, TN: full frost dates · planting calendar · Tennessee frost dates

Climate data from the nearest NOAA station, Christiana 5W, Tn (7.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.