2025 Compare Climate & Weather:
Yankton, SD vs Box Elder, SD

Highlights

On average, there are 230 sunny days per year in Box Elder. Yankton averages 209 sunny days per year. The US average is 205 sunny days.

Box Elder, South Dakota gets 18 inches of rain, on average, per year. Yankton, South Dakota gets 27.8 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Box Elder averages 39.5 inches of snow per year. Yankton averages 35 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Box Elder, South Dakota
Summer High: the July high is around 85.5 degrees
Winter Low: the January low is 14.1
Rain: averages 18 inches of rain a year
Snow: averages 39.5 inches of snow a year

Yankton, South Dakota
Summer High: the July high is around 85.7 degrees
Winter Low: the January low is 8.9
Rain: averages 27.8 inches of rain a year
Snow: averages 35 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Box Elder is 7.0 (10=best), which means it is one of the most pleasant places in South Dakota.

The annual BestPlaces Comfort Index for Yankton is 6.9 (10=best), which means it is more comfortable than most places in South Dakota.

Today's Weather - Yankton, SD

70°F

Today's Weather - Box Elder, SD

64°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Yankton / Box Elder

July is the hottest month for Yankton with an average high temperature of 85.7°, which ranks it as about average compared to other places in South Dakota. In Yankton, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Yankton are September, June and August.

July is the hottest month for Box Elder with an average high temperature of 85.5°, which ranks it as about average compared to other places in South Dakota. In Box Elder, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Box Elder are June, September and August.

January has the coldest nighttime temperatures for Yankton with an average of 8.9°. This is warmer than most places in South Dakota.

January has the coldest nighttime temperatures for Box Elder with an average of 14.1°. This is one of the warmest places in South Dakota.

In Yankton, there are 24.2 days annually when the high temperature is over 90°, which is hotter than most places in South Dakota.

In Box Elder, there are 23.3 days annually when the high temperature is over 90°, which is hotter than most places in South Dakota.

In Yankton, there are 159.8 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in South Dakota.

In Box Elder, there are 160.2 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in South Dakota.

In Yankton, there are 20.6 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in South Dakota.

In Box Elder, there are 15.0 days annually when the nighttime low temperature falls below zero°, which is one of the warmest places in South Dakota.

June is the wettest month in Yankton with 4.1 inches of rain, and the driest month is January with 0.5 inches. The wettest season is Autumn with 37% of yearly precipitation and 8% occurs in Spring, which is the driest season. The annual rainfall of 27.8 inches in Yankton means that it is one of the wettest places in South Dakota.


May is the wettest month in Box Elder with 3.7 inches of rain, and the driest month is January with 0.3 inches. The wettest season is Autumn with 39% of yearly precipitation and 6% occurs in Spring, which is the driest season. The annual rainfall of 18.0 inches in Box Elder means that it is one of the driest places in South Dakota.

May is the rainiest month in Yankton with 10.6 days of rain, and January is the driest month with only 4.6 rainy days. There are 86.6 rainy days annually in Yankton, which is rainier than most 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.

June is the rainiest month in Box Elder with 12.0 days of rain, and November is the driest month with only 4.3 rainy days. There are 88.7 rainy days annually in Box Elder, which is rainier than most places in South Dakota. The rainiest season is Autumn when it rains 33% of the time and the driest is Spring with only a 16% chance of a rainy day.

An annual snowfall of 35.0 inches in Yankton means that it is less snowy than most places in South Dakota.

An annual snowfall of 39.5 inches in Box Elder means that it is snowier than most places in South Dakota.

February is the snowiest month in Yankton with 6.7 inches of snow, and 7 months of the year have significant snowfall.

March is the snowiest month in Box Elder with 8.9 inches of snow, and 8 months of the year have significant snowfall.