Cooper County Climate
Cooper County, Missouri
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
55.7°F
Annual Precip
41.0"
Annual Snowfall
13.3"
Extreme Heat Days
50
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6b
Minimum winter temperature range for plant survival
4,238
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Cooper County
Climate Verdict
Cooper County has a mild, with an average annual temperature of 55.7°F, moderately wet with 41.0 inches of annual precipitation, occasional hot days — 49.5 per year above 90°F, light snow averaging 13.3 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 29.6°F. summers are warm — July averages 79.3°F. The 50°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.
Regional Context
Cooper County closely matches the Missouri statewide average temperature of 54.9°F, it is somewhat drier than average for Missouri.
Climate Profile
About Cooper County Weather
Warm summers and snowy winters
Cooper County’s 55.7°F annual average sits comfortably above the national median. This climate is characterized by intense summers and snowy, distinct winters.
Above the Missouri average
At 55.7°F, Cooper is roughly one degree warmer than the Missouri state average of 54.9°F. It ranks as one of the warmer counties in the central part of the state.
More extreme heat than neighbors
Cooper faces more extreme heat than its neighbors, with 50 days reaching 90°F or higher. It also sees 13.3 inches of snow, which is higher than nearby Cole County.
A summer of intense heat
Summers are intense, featuring a July average of 79.3°F and frequent heat spikes. Winters average 32.8°F, creating conditions for the 13.3 inches of annual snowfall.
Plan for 50 hot days
Prepare for a long cooling season with 50 days of extreme heat impacting energy bills. Residents also need reliable snow removal equipment to manage the double-digit winter snowfall.
Frequently Asked Questions
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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.