Big Stone, SD has a humid continental climate with hot and humid summers and cold winters. The average temperature in the summer is around 75 degrees Fahrenheit with occasional high temperatures reaching into the 90s. In the winter months, temperatures tend to drop to below freezing and can sometimes reach as low as -20 degrees Fahrenheit. Rainfall in Big Stone is typically moderately distributed throughout the year, with an average of about 19 inches annually. Snowfall can vary greatly from year to year but averages around 45 inches per annum.
Big Stone, South Dakota gets 24 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Big Stone averages 37 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 206 sunny days per year in Big Stone. The US average is 205 sunny days.
Big Stone gets some kind of precipitation, on average, 81 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 2
Rain: averages 24 inches of rain a year
Snow: averages 37 inches of snow a year