De Witt, SD has a climate that is generally warm and temperate. The summers are typically hot and humid, while the winters tend to be cold with occasional snowfall throughout the season. The average annual temperature in De Witt is around 50°F, and the area generally receives around 30 inches of precipitation annually. It is not uncommon for temperatures to reach as high as 90°F during the summer months, or drop down to single digits during winter. In general, De Witt has moderate weather year-round making it an enjoyable place to live.
De Witt, South Dakota gets 17 inches of rain, on average, per year. The US average is 38 inches of rain per year.
De Witt averages 41 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 218 sunny days per year in De Witt. The US average is 205 sunny days.
De Witt gets some kind of precipitation, on average, 71 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 86 degrees
Winter Low: the January low is 7
Rain: averages 17 inches of rain a year
Snow: averages 41 inches of snow a year