Benton County Climate
Benton County, Iowa
Avg Annual Temp
47.1°F
Annual Precip
37.0"
Annual Snowfall
30.8"
Extreme Heat Days
12.4
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Benton County Weather
Benton Experiences a Traditional Four-Season Climate
Benton County averages 47.1°F, trailing the national median by nearly 6 degrees. The county experiences moderate annual precipitation of 37.0 inches.
Representative of Central Iowa Weather
It sits just below the Iowa state average of 48.0°F. This makes it highly representative of the central Iowa climate corridor.
Similar Temperatures with Higher Rainfall
Benton closely mirrors Audubon in temperature but receives more rain at 37.0 inches. This precipitation level is higher than the state average of 36.1 inches.
Moderate Snowfall and Summer Heat
Residents see 12 days of 90-degree heat and 30.8 inches of annual snow. January is the coldest month, averaging 18.1°F.
Tires and Drainage for Damp Conditions
Winter tires are advisable to manage the 30-plus inches of snow. Homeowners should prepare for a damp climate with 37 inches of annual precipitation.
Frequently Asked Questions
What is the average temperature in Benton County?
How much rain does Benton County get?
Does it snow in Benton County?
How hot does Benton County get in summer?
How cold are winters in Benton County?
Track your own weather in Benton County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
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.