Sioux Falls (SD) Precipitation: Average Monthly Rainfall and Snowfall
This graph shows the average amount of rainfall per month in Sioux Falls (South Dakota). The numbers are calculated over a 30-year period to provide a reliable average.
- Most rainfall (rainy season) is seen in June.
- Sioux Falls has dry periods in January, February and November.
- On average, June is the wettest month with 124 mm of precipitation.
- On average, January is the driest month with 16 mm of precipitation.
- The average amount of annual precipitation is 725 mm.
Current rainfall in Sioux Falls (SD)
broken clouds and rain
almost clear and no rain
partly cloudy and no rain