South Dakota Climate (Weather Averages)

The South Dakota Climate Guide is perfect for planning your holiday. Monthly weather averages give the best indication of what the weather is usually like for every month of the year including figures for temperature, rainfall and sunshine.

South Dakota Weather South Dakota Summary South Dakota Climate South Dakota Today South Dakota Forecast South Dakota When Best
South Dakota Weather South Dakota Summary South Dakota Climate South Dakota Today South Dakota Forecast South Dakota When Best
J F M A M J J A S O N D
Max Daytime Temperature (°C) -4°C (25°F) Max Daytime Temperature in January in South Dakota (Sioux Falls) -1°C (30°F) Max Daytime Temperature in February in South Dakota (Sioux Falls) 6°C (43°F) Max Daytime Temperature in March in South Dakota (Sioux Falls) 15°C (59°F) Max Daytime Temperature in April in South Dakota (Sioux Falls) 22°C (72°F) Max Daytime Temperature in May in South Dakota (Sioux Falls) 27°C (81°F) Max Daytime Temperature in June in South Dakota (Sioux Falls) 30°C (86°F) Max Daytime Temperature in July in South Dakota (Sioux Falls) 28°C (82°F) Max Daytime Temperature in August in South Dakota (Sioux Falls) 23°C (73°F) Max Daytime Temperature in September in South Dakota (Sioux Falls) 17°C (63°F) Max Daytime Temperature in October in South Dakota (Sioux Falls) 6°C (43°F) Max Daytime Temperature in November in South Dakota (Sioux Falls) -2°C (28°F) Max Daytime Temperature in December in South Dakota (Sioux Falls)
Min Night-time Temperature (°C) -16°C (3°F) Min Night-time Temperature in January in South Dakota (Sioux Falls) -12°C (10°F) Min Night-time Temperature in February in South Dakota (Sioux Falls) -6°C (21°F) Min Night-time Temperature in March in South Dakota (Sioux Falls) 1°C (34°F) Min Night-time Temperature in April in South Dakota (Sioux Falls) 8°C (46°F) Min Night-time Temperature in May in South Dakota (Sioux Falls) 14°C (57°F) Min Night-time Temperature in June in South Dakota (Sioux Falls) 16°C (61°F) Min Night-time Temperature in July in South Dakota (Sioux Falls) 15°C (59°F) Min Night-time Temperature in August in South Dakota (Sioux Falls) 9°C (48°F) Min Night-time Temperature in September in South Dakota (Sioux Falls) 2°C (36°F) Min Night-time Temperature in October in South Dakota (Sioux Falls) -5°C (23°F) Min Night-time Temperature in November in South Dakota (Sioux Falls) -12°C (10°F) Min Night-time Temperature in December in South Dakota (Sioux Falls)
Hours of Sunshine (Daily) 6 Hours of Bright Sunshine per day (60% of Daylight Hours) in January in South Dakota (Sioux Falls) 6 Hours of Bright Sunshine per day (59% of Daylight Hours) in February in South Dakota (Sioux Falls) 7 Hours of Bright Sunshine per day (59% of Daylight Hours) in March in South Dakota (Sioux Falls) 8 Hours of Bright Sunshine per day (59% of Daylight Hours) in April in South Dakota (Sioux Falls) 9 Hours of Bright Sunshine per day (62% of Daylight Hours) in May in South Dakota (Sioux Falls) 11 Hours of Bright Sunshine per day (69% of Daylight Hours) in June in South Dakota (Sioux Falls) 11 Hours of Bright Sunshine per day (74% of Daylight Hours) in July in South Dakota (Sioux Falls) 10 Hours of Bright Sunshine per day (71% of Daylight Hours) in August in South Dakota (Sioux Falls) 8 Hours of Bright Sunshine per day (64% of Daylight Hours) in September in South Dakota (Sioux Falls) 7 Hours of Bright Sunshine per day (60% of Daylight Hours) in October in South Dakota (Sioux Falls) 5 Hours of Bright Sunshine per day (49% of Daylight Hours) in November in South Dakota (Sioux Falls) 4 Hours of Bright Sunshine per day (49% of Daylight Hours) in December in South Dakota (Sioux Falls)
Hours of Daylight (Daily) 9 Hours of Daylight in January in South Dakota (Sioux Falls) 11 Hours of Daylight in February in South Dakota (Sioux Falls) 12 Hours of Daylight in March in South Dakota (Sioux Falls) 13 Hours of Daylight in April in South Dakota (Sioux Falls) 15 Hours of Daylight in May in South Dakota (Sioux Falls) 15 Hours of Daylight in June in South Dakota (Sioux Falls) 15 Hours of Daylight in July in South Dakota (Sioux Falls) 14 Hours of Daylight in August in South Dakota (Sioux Falls) 12 Hours of Daylight in September in South Dakota (Sioux Falls) 11 Hours of Daylight in October in South Dakota (Sioux Falls) 10 Hours of Daylight in November in South Dakota (Sioux Falls) 9 Hours of Daylight in December in South Dakota (Sioux Falls)
Heat and Humidity Discomfort No Heat & Humidity in January in South Dakota (Sioux Falls) No Heat & Humidity in February in South Dakota (Sioux Falls) No Heat & Humidity in March in South Dakota (Sioux Falls) No Heat & Humidity in April in South Dakota (Sioux Falls) No Heat & Humidity in May in South Dakota (Sioux Falls) Low Heat & Humidity in June in South Dakota (Sioux Falls) Moderate Heat & Humidity in July in South Dakota (Sioux Falls) Moderate Heat & Humidity in August in South Dakota (Sioux Falls) No Heat & Humidity in September in South Dakota (Sioux Falls) No Heat & Humidity in October in South Dakota (Sioux Falls) No Heat & Humidity in November in South Dakota (Sioux Falls) No Heat & Humidity in December in South Dakota (Sioux Falls)
Days with some Rainfall 7 Days with some Rainfall in January in South Dakota (Sioux Falls) 7 Days with some Rainfall in February in South Dakota (Sioux Falls) 9 Days with some Rainfall in March in South Dakota (Sioux Falls) 10 Days with some Rainfall in April in South Dakota (Sioux Falls) 11 Days with some Rainfall in May in South Dakota (Sioux Falls) 11 Days with some Rainfall in June in South Dakota (Sioux Falls) 10 Days with some Rainfall in July in South Dakota (Sioux Falls) 9 Days with some Rainfall in August in South Dakota (Sioux Falls) 8 Days with some Rainfall in September in South Dakota (Sioux Falls) 6 Days with some Rainfall in October in South Dakota (Sioux Falls) 7 Days with some Rainfall in November in South Dakota (Sioux Falls) 6 Days with some Rainfall in December in South Dakota (Sioux Falls)
Monthly Rainfall (mm) 12 mm (0.5 inches) Monthly Rainfall in January in South Dakota (Sioux Falls) 19 mm (0.7 inches) Monthly Rainfall in February in South Dakota (Sioux Falls) 40 mm (1.6 inches) Monthly Rainfall in March in South Dakota (Sioux Falls) 62 mm (2.4 inches) Monthly Rainfall in April in South Dakota (Sioux Falls) 82 mm (3.2 inches) Monthly Rainfall in May in South Dakota (Sioux Falls) 98 mm (3.9 inches) Monthly Rainfall in June in South Dakota (Sioux Falls) 77 mm (3.0 inches) Monthly Rainfall in July in South Dakota (Sioux Falls) 77 mm (3.0 inches) Monthly Rainfall in August in South Dakota (Sioux Falls) 69 mm (2.7 inches) Monthly Rainfall in September in South Dakota (Sioux Falls) 44 mm (1.7 inches) Monthly Rainfall in October in South Dakota (Sioux Falls) 28 mm (1.1 inches) Monthly Rainfall in November in South Dakota (Sioux Falls) 16 mm (0.6 inches) Monthly Rainfall in December in South Dakota (Sioux Falls)
UV Index (Maximum) UV (Maximum) Index 1 (Low) in January in South Dakota (Sioux Falls) UV (Maximum) Index 2 (Low) in February in South Dakota (Sioux Falls) UV (Maximum) Index 4 (Moderate) in March in South Dakota (Sioux Falls) UV (Maximum) Index 5 (Moderate) in April in South Dakota (Sioux Falls) UV (Maximum) Index 7 (High) in May in South Dakota (Sioux Falls) UV (Maximum) Index 8 (Very High) in June in South Dakota (Sioux Falls) UV (Maximum) Index 9 (Very High) in July in South Dakota (Sioux Falls) UV (Maximum) Index 8 (Very High) in August in South Dakota (Sioux Falls) UV (Maximum) Index 6 (High) in September in South Dakota (Sioux Falls) UV (Maximum) Index 3 (Moderate) in October in South Dakota (Sioux Falls) UV (Maximum) Index 2 (Low) in November in South Dakota (Sioux Falls) UV (Maximum) Index 1 (Low) in December in South Dakota (Sioux Falls)
J F M A M J J A S O N D
 		    
 
South Dakota Holidays South Dakota Flights South Dakota Hotels South Dakota Hire Cars South Dakota Villas South Dakota Transfers
South Dakota Holidays South Dakota Flights South Dakota Hotels South Dakota Hire Cars South Dakota Villas South Dakota Transfers

The South Dakota Climate Guide shown above is based on the Sioux Falls Climate Guide. Please note that the weather may vary across this region. Below is a list of all the destinations in South Dakota with available Climate Guides.

  Aberdeen   Custer   Deadwood   Hot Springs   Keystone   Lead   Pierre   Rapid City   Sioux Falls  

South Dakota Weather by Month
Check the weather for a particular month in South Dakota by selecting a month from the list below. Alternatively check which month usually has the Best Weather in South Dakota. If you are not sure where to go, why not try our Holiday Planner.
  · January
  · February
  · March
   · April
  · May
  · June
   · July
  · August
  · September
   · October
  · November
  · December
Popular Climate Guide Regions

1.

Cyprus

2.

Tenerife, Canary Islands, Spain

3.

Tunisia

4.

Sharm el-Sheikh, Egypt

5.

Mauritius

6.

Crete, Greece

7.

Dalaman and Marmaris Coast, Turkey

8.

Cape Verde

9.

Rhodes, Greece

10.

Antalya Coast, Turkey
Popular Climate Guide Destinations

1.

Santa Cruz de Tenerife, Tenerife, Canary Islands, Spain

2.

Nicosia, Cyprus

3.

Sharm el Sheikh Airport, Sharm el-Sheikh, Egypt

4.

Tunis, Tunisia

5.

Port Louis, Mauritius

6.

Khania, Crete, Greece

7.

Dalaman, Dalaman and Marmaris Coast, Turkey

8.

Praia, Santiago, Cape Verde

9.

Rhodes Town, Rhodes, Greece

10.

Antalya, Antalya Coast, Turkey
 		    
 
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