Hillside, SD has a moderate climate with hot summers and cold winters. During the summer months of June through August, temperatures usually reach into the high 80s and low 90s with some days even reaching triple digits. During the winter months of December through February, temperatures can drop below freezing and snow is common in the area. No matter what time of year it is, residents have ample opportunity to enjoy outdoor activities such as camping, fishing, hiking and more.
Hillside, South Dakota gets 21 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Hillside averages 37 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 202 sunny days per year in Hillside. The US average is 205 sunny days.
Hillside gets some kind of precipitation, on average, 70 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 84 degrees
Winter Low: the January low is 4
Rain: averages 21 inches of rain a year
Snow: averages 37 inches of snow a year