Clarksville, TN Weather & Growing Conditions
Today
99°F
Sunny
Sunny, with a high near 99. Heat index values as high as 105. West wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 99°F | Sunny | 0 to 5 mph W | 2% |
| Tonight | 73°F | Mostly Clear | 0 to 5 mph SSW | 2% |
| Sunday | 98°F | Sunny | 0 to 10 mph SW | 3% |
| Sunday Night | 72°F | Partly Cloudy | 0 to 5 mph SSW | 1% |
| Monday | 95°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 10 mph WNW | 21% |
| Monday Night | 66°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 5 mph NNE | 42% |
| Tuesday | 85°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 42% |
| Tuesday Night | 61°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 31% |
| Wednesday | 81°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 10 mph N | 19% |
| Wednesday Night | 59°F | Partly Cloudy | 5 to 10 mph N | 12% |
| Thursday | 80°F | Mostly Sunny | 5 to 10 mph N | 4% |
| Thursday Night | 58°F | Partly Cloudy | 5 to 10 mph NNE | 4% |
| Friday | 80°F | Mostly Sunny | 5 to 10 mph NNE | 5% |
| Friday Night | 57°F | Partly Cloudy | 5 to 10 mph NNE | 5% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Clarksville, TN
Last spring frost
Apr 10
First fall frost
Oct 30
Growing season
203 days
Hardiness zone
7b
Explore more for Clarksville, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Clarksville No.2, Tn (1.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.