Unionville, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Unionville, a community in Bedford County, Tennessee.
Today
88°F
Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 3pm. Sunny, with a high near 88. Heat index values as high as 97. North northeast wind 0 to 5 mph. Chance of precipitation is 20%.
7-day forecast for Unionville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph NNE | 20% |
| Tonight | 69°F | Slight Chance Showers And Thunderstorms then Patchy Fog | 0 to 5 mph NNE | 19% |
| Wednesday | 89°F | Patchy Fog then Slight Chance Showers And Thunderstorms | 0 mph | 22% |
| Wednesday Night | 69°F | Chance Showers And Thunderstorms then Patchy Fog | 0 mph | 30% |
| Thursday | 91°F | Sunny then Slight Chance Showers And Thunderstorms | 5 mph SSW | 21% |
| Thursday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph S | 21% |
| Friday | 91°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 5 mph S | 36% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 36% |
| Saturday | 90°F | Slight Chance Showers And Thunderstorms | 5 mph SSW | 56% |
| Saturday Night | 70°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 mph | 56% |
| Sunday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph SSW | 37% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 37% |
| Monday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SSW | 29% |
| Monday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 29% |
Forecast source: National Weather Service (api.weather.gov) for Unionville (35.612, -86.574). Updated through the day.
Growing snapshot for Unionville
Last spring frost
Apr 14
First fall frost
Oct 25
Growing season
192 days
Hardiness zone
7b
More local growing data for Unionville: nearby ZIP 37180 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Christiana 5W, Tn (7.6 mi from Unionville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.