Lafoon, SD has a temperate climate with hot summers and cold winters. Average temperatures in summer range from the mid 80s to the low 90s, while average temperatures in winter are below freezing. The area receives ample rainfall throughout the year, but experiences moderate snowfall in winter. Winters are typically long and harsh in Lafoon, SD, with temperatures often dropping into the single digits overnight.
Lafoon, South Dakota gets 21 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Lafoon averages 33 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 203 sunny days per year in Lafoon. The US average is 205 sunny days.
Lafoon gets some kind of precipitation, on average, 68 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 4
Rain: averages 21 inches of rain a year
Snow: averages 33 inches of snow a year