Jackson County Climate
Jackson County, Missouri
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
54.2°F
Annual Precip
42.3"
Annual Snowfall
10.9"
Extreme Heat Days
33
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
6b
Minimum winter temperature range for plant survival
3,902
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Jackson County
Climate Verdict
Jackson County has a mild, with an average annual temperature of 54.2°F, moderately wet with 42.3 inches of annual precipitation, occasional hot days — 32.96666666666667 per year above 90°F, light snow averaging 10.9 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 28.5°F. summers are warm — July averages 77.6°F. The 49°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Jackson County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Jackson County closely matches the Missouri statewide average temperature of 54.9°F.
Climate Profile
About Jackson County Weather
A Balanced Continental Climate in Jackson
Jackson County averages 54.2°F annually, aligning closely with the national median for temperate regions. The area experiences four distinct seasons with a healthy 42.3 inches of annual precipitation.
Reflecting Missouri's Central Climate Standards
Jackson County sits just below the Missouri state average temperature of 54.9°F. Its precipitation levels are also slightly lower than the state average, falling short of the 43.8-inch benchmark by about an inch and a half.
Consistent Weather Across the Metro
Jackson County shares nearly identical summer averages with Johnson County at 75.7°F. While its 10.9 inches of snow is standard for the region, it is slightly less than the 11.9 inches seen just to the east.
Thirty Days of Peak Summer Heat
The county experiences 33 days of extreme heat above 90°F, primarily during the 77.6°F average of July. Winters are cold but manageable, with a seasonal average of 31.6°F and roughly 11 inches of snow.
Prepare for Urban Summer Extremes
With over a month of 90-degree days, urban cooling and hydration are critical for Jackson County residents. Winter preparations should include reliable snow removal equipment for the 10.9-inch average 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.