Audubon County Climate
Audubon County, Iowa
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
47.0°F
Annual Precip
35.0"
Annual Snowfall
—
Extreme Heat Days
11
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
5a
Minimum winter temperature range for plant survival
2,779
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Audubon County
Climate Verdict
Audubon County has a cool, averaging 47.0°F annually, moderate rainfall of 35.0 inches per year, rare extreme heat with only 11.4 days above 90°F annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 18.4°F. summers are warm — July averages 72.1°F. Residents experience a substantial 54°F difference between winter and summer.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Audubon County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Audubon County closely matches the Iowa statewide average temperature of 48.0°F.
Climate Profile
About Audubon County Weather
Standard Midwestern Continental Climate
Audubon County averages 47.0°F, placing it roughly 6 degrees below the national median. The climate is defined by typical Midwestern seasonal extremes.
Below the Iowa Temperature Average
Its average temperature sits exactly one degree below the Iowa state average of 48.0°F. This places Audubon in the cooler half of the state's counties.
Cooler than Southern Adjacent Counties
The 47.0°F average is cooler than neighbors like Adair at 49.1°F. Precipitation is slightly below the state average at 35.0 inches.
Eleven Days of Peak Summer Heat
The county experiences 11 extreme heat days each year, mainly during the 72.1°F July peak. While snowfall data is limited for this area, winter temperatures average a chilly 21.6°F.
Insulation for Chilly Winter Nights
Focus on home insulation to combat the winter average of 21.6°F. Prepare for a dozen days of high heat during the peak summer months.
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.