De Smet, SD has a continental climate which includes hot summers and cold winters. During the summer months the average high temperature is around 80 degrees Fahrenheit while in the winter months it can dip down to an average of 10 degrees Fahrenheit. The area receives plenty of sunshine throughout the year and low amounts of rain and snow. Winters are generally dry but can be quite harsh due to low temperatures and gusty winds from the north. Summers are usually mild but may have heavy thunderstorms or even tornadoes occasionally.
De Smet, South Dakota gets 26 inches of rain, on average, per year. The US average is 38 inches of rain per year.
De Smet averages 42 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 De Smet. The US average is 205 sunny days.
De Smet gets some kind of precipitation, on average, 77 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 83 degrees
Winter Low: the January low is 6
Rain: averages 26 inches of rain a year
Snow: averages 42 inches of snow a year