Osage County Climate
Osage County, Missouri
Avg Annual Temp
54.8°F
Annual Precip
43.7"
Annual Snowfall
10.7"
Extreme Heat Days
29.8
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Osage County Weather
Typical Mid-American Weather Patterns
Osage County's annual average of 54.8°F aligns closely with the national median. It experiences a balanced mix of precipitation totaling 43.7 inches per year.
A Perfect Mirror of Missouri
Osage County's 54.8°F average is nearly identical to the state average of 54.9°F. It serves as a representative climate for the central Missouri region.
Snowier than Southern Neighbors
Osage County sees 10.7 inches of snow annually, more than double the amount found in southern counties like Oregon or Perry. It is cooler than the Bootheel but warmer than the northern plains.
Four Truly Distinct Seasons
The county experiences a 75.0°F summer average with 30 days of extreme heat. Winter brings a January average of 30.3°F and regular snowfall exceeding 10 inches.
Versatile Home Systems Needed
Homeowners need efficient systems for both heating and cooling to handle the 30-degree winter and 30 days of extreme summer heat. Keep snow tires or shovels ready for the 10.7 inches of annual snowfall.
Frequently Asked Questions
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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.