O'Brien, MN has a continental climate with cold winters and warm summers. Temperatures range from an average high of 76°F in the summer to an average low of -6°F in the winter. Winters are usually snowy, with an average annual snowfall of 30 inches. Summers are dry and humid, often accompanied by thunderstorms, hail, and occasional tornadoes. Precipitation is relatively light throughout the year, with an average annual total of 24 inches, making O'Brien one of the drier areas in Minnesota.
O'Brien, Minnesota gets 27 inches of rain, on average, per year. The US average is 38 inches of rain per year.
O'Brien averages 41 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 181 sunny days per year in O'Brien. The US average is 205 sunny days.
O'Brien gets some kind of precipitation, on average, 100 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 78 degrees
Winter Low: the January low is -6
Rain: averages 27 inches of rain a year
Snow: averages 41 inches of snow a year