Hartsville/Trousdale County, TN Weather & Growing Conditions
Today
89°F
Sunny
Sunny, with a high near 89. Heat index values as high as 98. North northeast wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 89°F | Sunny | 0 to 5 mph NNE | 8% |
| Tonight | 69°F | Patchy Fog | 0 to 5 mph NNE | 10% |
| Wednesday | 89°F | Chance Showers And Thunderstorms | 0 mph | 38% |
| Wednesday Night | 69°F | Chance Showers And Thunderstorms then Patchy Fog | 0 mph | 27% |
| Thursday | 91°F | Patchy Fog then Chance Showers And Thunderstorms | 0 to 5 mph SSW | 26% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms | 0 to 5 mph SSE | 26% |
| Friday | 91°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph SSW | 36% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 36% |
| Saturday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph SSW | 55% |
| Saturday Night | 70°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 mph | 55% |
| Sunday | 90°F | Chance Showers And Thunderstorms | 0 mph | 33% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 33% |
| Monday | 92°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 21% |
| Monday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 21% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hartsville/Trousdale County, TN
Last spring frost
Apr 10
First fall frost
Oct 29
Growing season
201 days
Hardiness zone
7b
Explore more for Hartsville/Trousdale County, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Carthage, Tn (7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.