Caldwell County Climate
Caldwell County, Missouri
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
52.0°F
Annual Precip
39.6"
Annual Snowfall
10.8"
Extreme Heat Days
29
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6a
Minimum winter temperature range for plant survival
3,550
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Caldwell County
Climate Verdict
Caldwell County has a mild, with an average annual temperature of 52.0°F, moderate rainfall of 39.6 inches per year, occasional hot days — 28.9 per year above 90°F, light snow averaging 10.8 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 25.4°F. summers are warm — July averages 76.4°F. Residents experience a substantial 51°F difference between winter and summer.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Caldwell County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Caldwell County closely matches the Missouri statewide average temperature of 54.9°F, it is somewhat drier than average for Missouri.
Climate Profile
About Caldwell County Weather
Cooler Northern Missouri Climate
Caldwell County averages 52.0°F annually, placing it below the national median temperature. This region favors cooler winters and more moderate summer peaks.
Well Below State Temperature Averages
The county is nearly 3 degrees cooler than the Missouri average of 54.9°F. Annual precipitation of 39.6 inches is also about 4 inches below the state norm.
A Cooler Neighbor to Cass
Caldwell remains consistently cooler than neighboring Cass County to the south. Its 10.8 inches of annual snow is lighter than the snowfall seen in central Missouri.
Bracing Winters and Mild Summers
Winters are brisk with a 28.4°F average, while summers are mild compared to the rest of the state. Only 29 days a year reach the extreme heat threshold of 90°F.
Prepare for Sub-Freezing Winters
Residents should focus on heating efficiency given the 28.4°F average winter temperatures. Cooling needs are lower here, as it sees 10 fewer extreme heat days than the state average.
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.