Clarksburg, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clarksburg, a city in Moniteau County, Missouri.
This Afternoon
71°F
Chance Light Rain
A chance of rain and a slight chance of thunderstorms before 2pm, then a slight chance of thunderstorms and a slight chance of rain between 2pm and 4pm. Mostly cloudy. High near 71, with temperatures falling to around 64 in the afternoon. South wind 8 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
7-day forecast for Clarksburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Chance Light Rain | 8 to 13 mph S | 44% |
| Tonight | 48°F | Cloudy then Chance Rain Showers | 8 mph W | 12% |
| Wednesday | 60°F | Mostly Cloudy | 6 to 10 mph W | 3% |
| Wednesday Night | 40°F | Mostly Clear | 5 mph W | 1% |
| Thursday | 61°F | Mostly Sunny | 7 mph W | 10% |
| Thursday Night | 40°F | Mostly Cloudy | 3 mph NW | 8% |
| Friday | 57°F | Partly Sunny | 6 mph NW | 5% |
| Friday Night | 37°F | Mostly Cloudy | 2 mph N | 1% |
| Saturday | 57°F | Partly Sunny | 2 mph NW | 3% |
| Saturday Night | 36°F | Partly Cloudy | 1 mph NW | 4% |
| Sunday | 63°F | Sunny | 3 mph W | 6% |
| Sunday Night | 37°F | Mostly Clear | 2 mph W | 2% |
| Monday | 68°F | Sunny | 2 to 6 mph SW | 0% |
| Monday Night | 41°F | Mostly Clear | 2 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Clarksburg (38.661, -92.666). Updated through the day.
Growing snapshot for Clarksburg
Last spring frost
Apr 11
First fall frost
Oct 25
Growing season
195 days
Hardiness zone
6b
More local growing data for Clarksburg: nearby ZIP 65025 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, California, Mo (8.2 mi from Clarksburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.