Union, MN has a humid continental climate with warm and humid summers and cold, long winters. The average annual temperature for the area is around 37 degrees Fahrenheit, with an average high of around 52 degrees in July and an average low of around 22 degrees in January. Precipitation in Union is fairly evenly spread throughout the year, with snow being the most common form in the winter months. Severe weather events can occur, particularly during spring when thunderstorms are common.
Union, Minnesota gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Union averages 42 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 192 sunny days per year in Union. The US average is 205 sunny days.
Union gets some kind of precipitation, on average, 101 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 82 degrees
Winter Low: the January low is 7
Rain: averages 36 inches of rain a year
Snow: averages 42 inches of snow a year