Clarkton, MO Weather & Growing Conditions
Today
98°F
Sunny
Sunny, with a high near 98. Heat index values as high as 100. West southwest wind 0 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 98°F | Sunny | 0 to 10 mph WSW | 1% |
| Tonight | 71°F | Mostly Clear | 5 mph SW | 0% |
| Sunday | 97°F | Mostly Sunny | 0 to 10 mph SW | 0% |
| Sunday Night | 71°F | Partly Cloudy | 0 to 5 mph NW | 7% |
| Monday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph N | 37% |
| Monday Night | 66°F | Chance Showers And Thunderstorms | 10 mph NNE | 37% |
| Tuesday | 81°F | Slight Chance Rain Showers | 10 to 15 mph N | 15% |
| Tuesday Night | 59°F | Partly Cloudy | 10 to 20 mph N | 13% |
| Wednesday | 79°F | Sunny | 10 to 15 mph N | 1% |
| Wednesday Night | 58°F | Mostly Clear | 5 to 15 mph NNE | 1% |
| Thursday | 80°F | Sunny | 5 to 15 mph NNE | 2% |
| Thursday Night | 60°F | Partly Cloudy | 5 to 10 mph NNE | 3% |
| Friday | 81°F | Mostly Sunny | 5 to 15 mph NNE | 5% |
| Friday Night | 60°F | Partly Cloudy | 5 to 15 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Clarkton, MO
Last spring frost
Mar 29
First fall frost
Nov 3
Growing season
221 days
Hardiness zone
7b
Explore more for Clarkton, MO: full frost dates · planting calendar · Missouri frost dates
Climate data from the nearest NOAA station, Malden Muni Ap, Mo (10.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.