Floyd County Climate
Floyd County, Iowa
Avg Annual Temp
46.5°F
Annual Precip
37.7"
Annual Snowfall
37.5"
Extreme Heat Days
9.4
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
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 source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.