Hartsville/Trousdale County, TN Weather & Growing Conditions
This Afternoon
70°F
Showers And Thunderstorms
Showers and thunderstorms before 3pm. Mostly cloudy. High near 70, with temperatures falling to around 66 in the afternoon. Southwest wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 70°F | Showers And Thunderstorms | 5 to 10 mph SW | 86% |
| Tonight | 45°F | Mostly Cloudy then Patchy Fog | 0 to 5 mph WSW | 3% |
| Thursday | 70°F | Areas Of Fog then Mostly Sunny | 0 to 5 mph WSW | 0% |
| Thursday Night | 41°F | Mostly Clear then Areas Of Fog | 0 mph | 0% |
| Friday | 67°F | Areas Of Fog then Mostly Sunny | 0 to 10 mph NNW | 0% |
| Friday Night | 37°F | Partly Cloudy | 5 mph NNW | 0% |
| Saturday | 58°F | Mostly Sunny | 5 mph N | 0% |
| Saturday Night | 31°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Sunday | 58°F | Mostly Sunny | 0 to 5 mph N | 1% |
| Sunday Night | 30°F | Mostly Clear | 0 to 5 mph N | 1% |
| Monday | 61°F | Sunny | 0 to 5 mph SW | 0% |
| Monday Night | 32°F | Clear | 0 mph | 1% |
| Tuesday | 66°F | Sunny | 0 to 5 mph W | 2% |
| Tuesday Night | 34°F | Mostly Clear | 0 mph | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Hartsville/Trousdale County, TN
Last spring frost
Apr 12
First fall frost
Oct 26
Growing season
196 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, Hartsville, Tn (3.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.