2025 Compare Climate & Weather:
Sioux Falls, SD vs Russellville, AR

Highlights

On average, there are 223 sunny days per year in Russellville. Sioux Falls averages 211 sunny days per year. The US average is 205 sunny days.

Russellville, Arkansas gets 50 inches of rain, on average, per year. Sioux Falls, South Dakota gets 26.7 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Russellville averages 2.9 inches of snow per year. Sioux Falls averages 37.6 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Russellville, Arkansas
Summer High: the July high is around 92.5 degrees
Winter Low: the January low is 28.8
Rain: averages 50 inches of rain a year
Snow: averages 2.9 inches of snow a year

Sioux Falls, South Dakota
Summer High: the July high is around 83.5 degrees
Winter Low: the January low is 6.3
Rain: averages 26.7 inches of rain a year
Snow: averages 37.6 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Russellville is 7.1 (10=best), which means it is about average compared to other places in Arkansas.

The annual BestPlaces Comfort Index for Sioux Falls is 6.8 (10=best), which means it is about average compared to other places in South Dakota.

Today's Weather - Sioux Falls, SD

53°F

Today's Weather - Russellville, AR

58°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Sioux Falls / Russellville

July is the hottest month for Sioux Falls with an average high temperature of 83.5°, which ranks it as cooler than most places in South Dakota. In Sioux Falls, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Sioux Falls are June, August and September.

August is the hottest month for Russellville with an average high temperature of 93.2°, which ranks it as one of the hottest places in Arkansas. In Russellville, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Russellville are May, October and April.

January has the coldest nighttime temperatures for Sioux Falls with an average of 6.3°. This is about average compared to other places in South Dakota.

January has the coldest nighttime temperatures for Russellville with an average of 28.8°. This is about average compared to other places in Arkansas.

In Sioux Falls, there are 11.2 days annually when the high temperature is over 90°, which is cooler than most places in South Dakota.

In Russellville, there are 66.4 days annually when the high temperature is over 90°, which is hotter than most places in Arkansas.

In Sioux Falls, there are 161.6 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in South Dakota.

In Russellville, there are 69.6 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Arkansas.

In Sioux Falls, there are 26.3 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in South Dakota.

In Russellville, there are 0.1 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Arkansas.

June is the wettest month in Sioux Falls with 4.0 inches of rain, and the driest month is January with 0.6 inches. The wettest season is Autumn with 38% of yearly precipitation and 7% occurs in Spring, which is the driest season. The annual rainfall of 26.7 inches in Sioux Falls means that it is wetter than most places in South Dakota.


May is the wettest month in Russellville with 5.2 inches of rain, and the driest month is August with 2.9 inches. The wettest season is Summer with 29% of yearly precipitation and 21% occurs in Autumn, which is the driest season. The annual rainfall of 50.0 inches in Russellville means that it is about average compared to other places in Arkansas.

May is the rainiest month in Sioux Falls with 10.8 days of rain, and February is the driest month with only 5.1 rainy days. There are 90.1 rainy days annually in Sioux Falls, which is one of the rainiest places in South Dakota. The rainiest season is Autumn when it rains 30% of the time and the driest is Spring with only a 17% chance of a rainy day.

May is the rainiest month in Russellville with 11.0 days of rain, and August is the driest month with only 6.6 rainy days. There are 100.6 rainy days annually in Russellville, which is rainier than most places in Arkansas. The rainiest season is Summer when it rains 29% of the time and the driest is Autumn with only a 22% chance of a rainy day.

An annual snowfall of 37.6 inches in Sioux Falls means that it is about average compared to other places in South Dakota.

An annual snowfall of 2.9 inches in Russellville means that it is about average compared to other places in Arkansas.

December is the snowiest month in Sioux Falls with 7.0 inches of snow, and 7 months of the year have significant snowfall.

January is the snowiest month in Russellville with 1.0 inches of snow, and 3 months of the year have significant snowfall.