Floyd County Climate
Floyd County, Iowa
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
46.5°F
Annual Precip
37.7"
Annual Snowfall
37.5"
Extreme Heat Days
9
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
5a
Minimum winter temperature range for plant survival
2,754
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Floyd County
Climate Verdict
Floyd County has a cool, averaging 46.5°F annually, moderate rainfall of 37.7 inches per year, rare extreme heat with only 9.4 days above 90°F annually, moderate snowfall of 37.5 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 16.6°F. summers are warm — July averages 72.0°F. Residents experience a substantial 55°F difference between winter and summer.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Floyd County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Floyd County closely matches the Iowa statewide average temperature of 48.0°F.
Climate Profile
About Floyd County Weather
Cold winters define the local climate
Floyd County's annual average temperature of 46.5°F is well below the national median. The county experiences a humid continental climate with 37.7 inches of annual precipitation.
Below the Iowa thermal baseline
With an annual average of 46.5°F, Floyd County is cooler than the Iowa state average of 48.0°F. Its 37.7 inches of annual rain is slightly higher than the state average of 36.1 inches.
Comparing North-Central Iowa trends
Floyd County is slightly warmer than neighboring Fayette County’s 46.3°F average. However, it is marginally cooler than Franklin County, which sits at 46.6°F annually.
Icy Januaries and manageable heat
January temperatures average a cold 16.6°F, contributing to 37.5 inches of annual snowfall. Extreme heat is rare, as the county typically sees only 9 days per year hitting the 90°F mark.
Prepare for significant snow accumulation
Homeowners should ensure roofs and gutters are ready for 37.5 inches of annual snow. Reliable HVAC systems are essential to navigate the 20.1°F average winter temperatures.
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.