Clarksville, IN Weather & Growing Conditions
This Afternoon
95°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 4pm. Sunny, with a high near 95. Heat index values as high as 102. West wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 95°F | Chance Showers And Thunderstorms | 6 mph W | 29% |
| Tonight | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 6 mph SE | 29% |
| Sunday | 95°F | Mostly Sunny | 5 to 8 mph SW | 2% |
| Sunday Night | 68°F | Partly Cloudy | 8 mph N | 14% |
| Monday | 84°F | Partly Sunny then Chance Showers And Thunderstorms | 9 mph NE | 48% |
| Monday Night | 61°F | Chance Showers And Thunderstorms | 7 to 12 mph NE | 48% |
| Tuesday | 76°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 9 mph NE | 29% |
| Tuesday Night | 59°F | Chance Showers And Thunderstorms | 6 to 10 mph N | 34% |
| Wednesday | 76°F | Chance Rain Showers | 5 to 8 mph N | 34% |
| Wednesday Night | 58°F | Slight Chance Rain Showers then Partly Cloudy | 3 to 9 mph N | 15% |
| Thursday | 75°F | Mostly Sunny | 5 to 8 mph N | 9% |
| Thursday Night | 58°F | Partly Cloudy | 5 to 8 mph N | 9% |
| Friday | 76°F | Mostly Sunny | 5 to 9 mph NE | 6% |
| Friday Night | 56°F | Partly Cloudy | 5 to 9 mph NE | 6% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Clarksville, IN
Last spring frost
Mar 31
First fall frost
Nov 9
Growing season
225 days
Hardiness zone
7a
Explore more for Clarksville, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Louisville Mcalpine, Ky (2.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.