Clarksville, OH Weather & Growing Conditions
Today
86°F
Mostly Cloudy then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 3pm and 4pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 86. South wind around 9 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 9 mph S | 55% |
| Tonight | 67°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 8 mph S | 70% |
| Sunday | 87°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 6 to 9 mph SW | 49% |
| Sunday Night | 60°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 10 mph NE | 60% |
| Monday | 73°F | Chance Rain Showers | 14 mph NE | 39% |
| Monday Night | 55°F | Chance Showers And Thunderstorms | 10 to 14 mph NE | 39% |
| Tuesday | 71°F | Chance Showers And Thunderstorms | 13 mph NE | 36% |
| Tuesday Night | 57°F | Chance Showers And Thunderstorms | 8 to 15 mph NE | 46% |
| Wednesday | 71°F | Showers And Thunderstorms Likely | 10 mph NE | 56% |
| Wednesday Night | 56°F | Showers And Thunderstorms Likely | 6 to 14 mph NE | 56% |
| Thursday | 71°F | Slight Chance Rain Showers then Mostly Cloudy | 7 to 10 mph NE | 15% |
| Thursday Night | 54°F | Mostly Cloudy | 6 to 10 mph NE | 11% |
| Friday | 72°F | Mostly Sunny | 6 to 12 mph NE | 9% |
| Friday Night | 52°F | Partly Cloudy | 6 to 12 mph NE | 9% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Clarksville, OH
Last spring frost
Apr 17
First fall frost
Oct 22
Growing season
187 days
Hardiness zone
6b
Explore more for Clarksville, OH: full frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, Wfo Wilmington, Oh (8.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.