Polk County Climate

Polk County, Arkansas

JanFebMarAprMayJunJulAugSepOctNovDec59.3°AVG °F

Avg Annual Temp

59.3°F

Annual Precip

60.9"

Annual Snowfall

2.6"

Extreme Heat Days

36.55

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
4.0"
4.1"
5.3"
6.2"
6.9"
4.7"
4.5"
3.9"
4.9"
5.4"
5.5"
5.5"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Seasonal Overview

Comfort ZoneSpring51°67°18.4"Summer74°78°13.1"Fall50°71°15.7"Winter39°43°13.6"20°40°60°80°100°

National Comparison

Warmer than 66% of US counties
Wetter than 91% of US counties
More seasonal variation than 28% of US counties

Climate Profile

About Polk County Weather

The Rainiest Corner of the Region

Polk County’s annual average temperature of 59.3°F is warmer than the national median of 54°F. However, its most defining feature is its high annual precipitation of 60.9 inches.

Cooler and Wetter than the State

Polk County is cooler than the 61.0°F Arkansas average and much wetter than the 52.4-inch state rain average. This combination creates a unique, lush environment in the Ouachita Mountains.

A Local High-Precipitation Peak

Polk receives 60.9 inches of rain, far outpacing neighbor Pope County’s 49.6 inches. It also enjoys more temperate summers, with only 37 extreme heat days compared to 73 in Pope.

Mild Extremes with Moderate Snow

July averages 78.3°F, while winters bring 2.6 inches of snow and a January average of 39.2°F. The 76.7°F summer average is one of the mildest in the state outside the Ozarks.

Invest in Rain Gear and Drainage

With over 60 inches of rain, high-quality waterproofing and drainage are essential for all residents. Heating and cooling needs are balanced, as the county avoids the most extreme heat and cold.

Frequently Asked Questions

What is the average temperature in Polk County?
The average annual temperature in Polk County, AR is 59.3°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Polk County get?
Polk County receives an average of 60.9 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 Polk County?
Yes, Polk County receives an average of 2.6 inches of snowfall per year according to NOAA climate normals.
How hot does Polk County get in summer?
The average summer temperature (June-August) in Polk County is 76.7°F. The county experiences an average of 36.55 days per year above 90°F.
How cold are winters in Polk County?
The average winter temperature (December-February) in Polk County is 41.3°F. January, typically the coldest month, averages 39.2°F.

Track your own weather in Polk County

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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.

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