Mitchell County Climate
Mitchell County, Iowa
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
45.3°F
Annual Precip
38.0"
Annual Snowfall
43.7"
Extreme Heat Days
8
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
5a
Minimum winter temperature range for plant survival
2,618
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Mitchell County
Climate Verdict
Mitchell County has a cool, averaging 45.3°F annually, moderate rainfall of 38.0 inches per year, rare extreme heat with only 7.5 days above 90°F annually, moderate snowfall of 43.7 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 14.7°F. summers are warm — July averages 71.6°F. Residents experience a substantial 57°F difference between winter and summer.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Mitchell County closely matches the Iowa statewide average temperature of 48.0°F.
Climate Profile
About Mitchell County Weather
Cold Continental Climate Trends
Mitchell County’s average of 45.3°F is significantly lower than the national median. The county receives 38.0 inches of precipitation, making it wetter than many other Midwestern areas.
One of Iowa’s Coldest Spots
At 2.7 degrees below the state average, Mitchell is one of the chillier counties in Iowa. This cooler profile is driven by frigid winters where January averages just 14.7°F.
Snowier Than Southern Peers
Mitchell experiences 43.7 inches of snow, nearly double what counties in southern Iowa receive. It is noticeably cooler and wetter than Muscatine to the southeast.
Harsh Winters and Mild Summers
Winters are intense with over 43 inches of snow, but summers remain comfortable with only 8 days of extreme heat. The average winter temperature dips to 18.4°F.
Winterize for the Long Haul
Heavy-duty insulation and reliable snow removal equipment are essential for the 43.7-inch annual snowfall. Summer utility bills are typically lower here due to the lack of extreme heat.
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.