Wheaton, SD has a continental climate, characterized by cold winters and hot summers. During the winter months the average temperature is around 36掳F while during the summer months it reaches an average of 80掳F. Winters tend to be snowy and cold, with occasional bouts of extreme cold temperatures in January and February. July is usually the hottest month with an average temperature of 86掳F. Precipitation is fairly evenly distributed throughout the year. Rainfall averages just over 30 inches annually, while snowfall averages around 25 inches during the winter months.
Wheaton, South Dakota gets 22 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Wheaton averages 32 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 209 sunny days per year in Wheaton. The US average is 205 sunny days.
Wheaton gets some kind of precipitation, on average, 74 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 85 degrees
Winter Low: the January low is 3
Rain: averages 22 inches of rain a year
Snow: averages 32 inches of snow a year