Crystal Lake, SD has a temperate climate with warm summers and cool winters. The average temperature in the summer months hovers around 75°F (24°C), while in the winter it drops to an average of 33°F (1°C). Precipitation is fairly even throughout the seasons, with an average of 1-2 inches per month, and occasional snow showers during winter. The area typically experiences mild weather year round with occasional strong storms.
Crystal Lake, South Dakota gets 24 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Crystal Lake averages 44 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 211 sunny days per year in Crystal Lake. The US average is 205 sunny days.
Crystal Lake gets some kind of precipitation, on average, 79 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 87 degrees
Winter Low: the January low is 9
Rain: averages 24 inches of rain a year
Snow: averages 44 inches of snow a year