57580 Winner, SD has a semi-arid climate with hot summers and cold winters. Precipitation is generally low throughout the year with the most rain being in May and June. During the summer months, temperatures can reach up to 95 degrees Fahrenheit, while winter lows dip down to -20 degrees Fahrenheit. There are a few days throughout the year with significant snowfall, but for the most part snow cover is minimal. Although the area experiences some winds in spring and summer, it is generally not very windy.
Winner (zip 57580), South Dakota gets 24 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Winner (zip 57580) averages 46 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 228 sunny days per year in Winner (zip 57580). The US average is 205 sunny days.
Winner (zip 57580) gets some kind of precipitation, on average, 76 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 88 degrees
Winter Low: the January low is 12
Rain: averages 24 inches of rain a year
Snow: averages 46 inches of snow a year