Benton County Climate
Benton County, Indiana
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
49.8°F
Annual Precip
40.2"
Annual Snowfall
17.1"
Extreme Heat Days
13
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
5b
Minimum winter temperature range for plant survival
3,061
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Benton County
Climate Verdict
Benton County has a cool, averaging 49.8°F annually, moderately wet with 40.2 inches of annual precipitation, rare extreme heat with only 13.2 days above 90°F annually, light snow averaging 17.1 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 23.5°F. summers are warm — July averages 72.4°F. The 49°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Benton County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Benton County closely matches the Indiana statewide average temperature of 52.4°F, it is somewhat drier than average for Indiana.
Climate Profile
About Benton County Weather
A Cold Spot on the National Map
Benton County is a cool outlier with an annual average of 49.8°F, falling well below the national median. This humid continental region experiences sharp temperature shifts throughout the year.
Among the Coldest Counties in Indiana
It ranks as one of the coldest counties in the state, sitting 2.4 degrees below the Indiana average of 52.2°F. Precipitation is also lower than the state norm at 40.2 inches.
Cooler and Drier Than Neighboring Carroll
Benton is cooler and drier than nearby Carroll County, which averages 52.2°F. While Carroll sees 20 extreme heat days, Benton experiences only 13 per year.
Harsh Winters and Mild Summers
Winters are harsh with a January average of 23.5°F and 17.1 inches of snow. Summers stay relatively mild, with only 13 days hitting the 90°F mark annually.
Weatherproof Against Strong Winter Freezes
Focus on weatherproofing homes against the cold, as winter averages dip to 26.4°F. The lower humidity and fewer heat days make it one of the more temperate summer spots in the state.
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.