Cherokee County Climate
Cherokee County, Iowa
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
46.7°F
Annual Precip
31.2"
Annual Snowfall
37.8"
Extreme Heat Days
17
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
5a
Minimum winter temperature range for plant survival
2,850
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Cherokee County
Climate Verdict
Cherokee County has a cool, averaging 46.7°F annually, moderate rainfall of 31.2 inches per year, rare extreme heat with only 16.7 days above 90°F annually, moderate snowfall of 37.8 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 16.9°F. summers are warm — July averages 73.2°F. Residents experience a substantial 56°F difference between winter and summer.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Cherokee County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Cherokee County closely matches the Iowa statewide average temperature of 48.0°F, it is somewhat drier than average for Iowa.
Climate Profile
About Cherokee County Weather
A typical humid continental climate in Cherokee
Cherokee County maintains an annual average temperature of 46.7°F, placing it well below the national median. This region is characterized by cold winters and warm, humid summers common in the upper Midwest.
Slightly cooler and drier than state norms
The county's 46.7°F average temperature sits below the Iowa state average of 48.0°F. Additionally, its 31.2 inches of annual precipitation is roughly 5 inches lower than the state average of 36.1 inches.
Drier conditions compared to eastern Iowa counties
Cherokee is notably drier than its eastern neighbors, receiving only 31.2 inches of total annual precipitation. However, it sees more extreme heat with 17 days above 90°F compared to more northern counties like Cerro Gordo.
Warm summer peaks and snowy winter stretches
July averages 73.2°F, supported by 17 days of extreme heat reaching at least 90°F. Winter brings a sharp contrast, with an average temperature of 20.2°F and 37.8 inches of annual snowfall.
Focus on summer cooling and moisture management
With 17 extreme heat days, reliable air conditioning is essential for summer comfort in Cherokee. Residents should also prepare for 37.8 inches of snow, though the overall lower precipitation means fewer heavy rain events 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.