Porcupine, SD has a continental climate with cold winters and warm summers. During the winter months, temperatures average around 10°F, while in the summer temperatures average around 70°F. Overall, the town experiences an average of 36 inches of rain and 41 inches of snow per year. The area also receives over 2,000 hours of sunshine annually which helps to balance out the long winter season.
Porcupine (zip 57772), South Dakota gets 18 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Porcupine (zip 57772) averages 34 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 226 sunny days per year in Porcupine (zip 57772). The US average is 205 sunny days.
Porcupine (zip 57772) gets some kind of precipitation, on average, 73 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 89 degrees
Winter Low: the January low is 12
Rain: averages 18 inches of rain a year
Snow: averages 34 inches of snow a year