weatherbycounty

Benton County Climate

JanFebMarAprMayJunJulAugSepOctNovDec58.8°AVG °F

Avg Annual Temp

58.8°F

Annual Precip

47.1"

Annual Snowfall

11.0"

Extreme Heat Days

51

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
2.7"
2.5"
3.9"
4.9"
6.1"
4.8"
4.0"
3.2"
4.1"
4.0"
3.9"
3.1"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

7a

Minimum winter temperature range for plant survival

Growing Degree Days

4,615

Excellent for heat-loving crops

Last spring frost (32°F): 04/08
First fall frost (32°F): 10/28

Seasonal Overview

Comfort ZoneSpring50°67°14.9"Summer75°79°12.0"Fall49°71°12.0"Winter37°41°8.3"20°40°60°80°100°

National Comparison

Warmer than 67% of US counties
Wetter than 65% of US counties
More seasonal variation than 48% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Benton County

Climate Verdict

Benton County has a mild, with an average annual temperature of 58.8°F, moderately wet with 47.1 inches of annual precipitation, occasional hot days — 50.5 per year above 90°F, light snow averaging 11.0 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are cold, with January averaging 37.0°F. summers are warm — July averages 79.4°F. The 42°F seasonal variation provides noticeable but manageable change.

Outdoor & Gardening Guidance

The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.

Regional Context

Benton County closely matches the Arkansas statewide average temperature of 61.0°F, it is also noticeably drier, receiving 5.3 inches less precipitation than the state average.

Climate Profile

About Benton County Weather

Northwest Arkansas Temperate Trends

Benton County features an annual average temperature of 58.8°F. This is more moderate than the national median, offering a distinct four-season experience.

Lower Temperatures Than State Median

Benton County stays cooler than the Arkansas average of 61.0°F. Its location in the state's northwest corner contributes to these lower year-round averages.

Warmer Than Neighboring Boone

Benton County's 58.8°F average is warmer than Boone County’s 57.7°F. However, it receives 11 inches of snow annually, which is more than Boone’s 8.8 inches.

Snowy Winters and Warm Summers

This county sees 11 inches of annual snowfall, which is high for Arkansas. Summer remains active with 51 days of heat exceeding 90°F.

Winterize Pipes and Vehicles

The 11-inch snow average requires residents to have snow removal tools and winter tires ready. Homeowners should also ensure efficient heating for the 37.0°F January average.

Frequently Asked Questions

What is the average temperature in Benton County?
The average annual temperature in Benton County, AR is 58.8°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Benton County get?
Benton County receives an average of 47.1 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Benton County?
Yes, Benton County receives an average of 11.0 inches of snowfall per year according to NOAA climate normals.
How hot does Benton County get in summer?
The average summer temperature (June-August) in Benton County is 77.7°F. The county experiences an average of 51 days per year above 90°F.
How cold are winters in Benton County?
The average winter temperature (December-February) in Benton County is 39.3°F. January, typically the coldest month, averages 37.0°F.

Track your own weather in Benton County

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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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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