Warren County Climate
Warren County, Missouri
Avg Annual Temp
54.5°F
Annual Precip
41.5"
Annual Snowfall
—
Extreme Heat Days
30.6
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Warren County Weather
A Middle-of-the-Road Climate
Warren County averages 54.5°F, which aligns closely with both the national median and the Missouri state average. The region enjoys a classic four-season temperate climate.
Stable State Temperatures
The annual average of 54.5°F is nearly identical to the Missouri state average of 54.9°F. This makes Warren one of the most representative counties for the state's overall weather.
Slightly Drier Than Neighbors
Warren receives 41.5 inches of rain, which is slightly lower than the Missouri state average of 43.8 inches. It experiences 31 extreme heat days, matching many neighboring central counties.
Average Summers, Cold Januaries
July averages 77.1°F, while January temperatures dip to an average of 29.3°F. While specific snowfall data is currently limited, the winter average temperature is 32.3°F.
Standard Midwestern Maintenance
Residents should plan for 31 days of extreme heat with reliable cooling systems. Since rain is below the state average, garden irrigation may be helpful during the July heat.
Frequently Asked Questions
What is the average temperature in Warren County?
How much rain does Warren County get?
How hot does Warren County get in summer?
How cold are winters in Warren County?
Track your own weather in Warren County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.