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Climate


Seasons Galore!

Summer, Spring, Winter and Fall – you will find all four seasons in South Dakota. Our summers are warm with little humidity; our winters are generally snowy and cold.

Average Temperatures for South Dakota

South Dakota’s coldest month is January when the average temperature overnight is 5.63°F. In July, the warmest month, the average day time temperature rises to 86.25°F. Generally, the northeastern part of the state is coolest.

 Month  Jan.  Feb.  March  April  May  June  July  Aug.  Sept.  Oct.  Nov.  Dec
 High (F)

 27

 32

 44

 58

 69

 79

 86

 85

 75

 61

 42

 31

 Low (F)

 6

 12

 22

33 

 44

 55

 60

 58

 47

 35

 21

10 

Average Precipitation for South Dakota

Across South Dakota, you will find varying amounts of annual precipitation. Western South Dakota generally has the least amount, while the east is the wettest portion of the state. Generally, the driest month is December, with a statewide average of 0.45 inches, and the wettest month is June, with 3.33 inches. The eastern part of the state tends to be the wettest.

 Month

Jan.

Feb. 

 March

 April

 May

 June

 July

 Aug.

Sept.

 Oct.

 Nov.

 Dec.

 Precip (Inches)

 0.47

 0.51

 1.34

 2.09

 3.05

 3.33

 2.70

 2.23

 1.76

 1.64

 0.86

 0.45

Looking at a Specific Location

These helpful online tools will help you pinpoint climate information at your exact location in South Dakota.


 

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