Clarksville, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clarksville, a city in Pike County, Missouri.
This Afternoon
93°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 93. Heat index values as high as 105. East wind around 2 mph. Chance of precipitation is 20%.
7-day forecast for Clarksville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 93°F | Slight Chance Showers And Thunderstorms | 2 mph E | 22% |
| Tonight | 72°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 3 mph SE | 18% |
| Saturday | 97°F | Partly Sunny | 2 to 6 mph SW | 7% |
| Saturday Night | 70°F | Mostly Cloudy then Chance Showers And Thunderstorms | 2 mph SW | 24% |
| Sunday | 88°F | Showers And Thunderstorms Likely | 1 to 6 mph NW | 65% |
| Sunday Night | 63°F | Showers And Thunderstorms Likely | 2 to 7 mph NE | 71% |
| Monday | 74°F | Showers And Thunderstorms Likely | 2 to 7 mph NE | 73% |
| Monday Night | 57°F | Chance Showers And Thunderstorms | 5 to 8 mph NE | 49% |
| Tuesday | 69°F | Slight Chance Rain Showers then Mostly Cloudy | 7 mph NE | 23% |
| Tuesday Night | 52°F | Mostly Cloudy | 2 to 6 mph N | 4% |
| Wednesday | 73°F | Mostly Sunny | 2 to 6 mph N | 1% |
| Wednesday Night | 54°F | Partly Cloudy | 0 to 3 mph NE | 1% |
| Thursday | 75°F | Mostly Sunny | 3 mph NE | 5% |
| Thursday Night | 56°F | Partly Cloudy | 2 mph NE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Clarksville (39.370, -90.905). Updated through the day.
Growing snapshot for Clarksville
Last spring frost
Apr 4
First fall frost
Nov 1
Growing season
208 days
Hardiness zone
6b
More local growing data for Clarksville: nearby ZIP 63336 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Clarksville L&D 24, Mo (3.2 mi from Clarksville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.