The climate in 57631 Glenham, SD is typically dry and continental with warm summers and cold winters. Average temperatures range from a high of 84°F in the summer to a low of -3°F in the winter. Precipitation is generally light throughout the year, with most of it falling as snow during the colder months. Winters can be long and harsh, but summers tend to be mild and pleasant. The area also experiences frequent windy days due to its location on the Great Plains.
Glenham (zip 57631), South Dakota gets 17 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Glenham (zip 57631) averages 33 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 200 sunny days per year in Glenham (zip 57631). The US average is 205 sunny days.
Glenham (zip 57631) gets some kind of precipitation, on average, 85 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 5
Rain: averages 17 inches of rain a year
Snow: averages 33 inches of snow a year