Climate and Average Weather in South Dakota, the United States of America

In the United States of America you have several regions, one of which is called South Dakota. The most popular city in this region is Sioux Falls, whose climate data we'll examine to provide you with an overview of what weather to expect in South Dakota. For detailed climate information about other cities in the area, please refer to the section beneath the map further down the page.

In South Dakota, during the months of May and September you can expect comfortable weather, with average temperatures ranging from 20°C to 25°C. The coldest month is January with an average maximum temperature of -3°C. However, the specific temperature can vary depending on the exact location within the region.

Additional climate insights:

• The months of April, May, June, July, August and September have a high chance of precipitation.
• The coldest season / winter is in the months of January, February and December.
• June is the wettest month in South Dakota. This month should be avoided if you are not a big fan of rain.
• January is the driest month.
• The warmest month in South Dakota is July with an average maximum temperature of 29°C.
• The coldest month is January with an average maximum daytime temperature of -3°C.

Interested in the detailed Weather and Climate of South Dakota, the United States of America?

Please select a city below the map you wish to travel to, or the one closest to your destination. Each selected city will show you the following graphs:
1. Average minimum and maximum temperature over the year
2. Average monthly precipitation over the year (rainfall, snow)
3. Average monthly hours of sunshine over the year
On certain pages we also offer other historical climate data like humidity wind speed and water temperature.