Sumner, MN enjoys a continental climate with warm to hot summers and cold winters. The area sees frequent rain during the spring and summer months but keeps the snowfall amounts on the lower side for winter. The average yearly temperature is around 35°F with highs reaching into the mid-80s in the summertime and lows dropping down into the single digits in winter. The city also experiences a variety of weather systems throughout the year, from thunderstorms to snow squalls and hail storms, keeping things interesting.
Sumner, Minnesota gets 35 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Sumner averages 48 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 185 sunny days per year in Sumner. The US average is 205 sunny days.
Sumner gets some kind of precipitation, on average, 109 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 81 degrees
Winter Low: the January low is 6
Rain: averages 35 inches of rain a year
Snow: averages 48 inches of snow a year