Lake Johanna, MN has a temperate climate with hot summers and cold winters. The average yearly temperature is around 41 degrees Fahrenheit, while the hottest month is July with an average of 74 degrees and the coldest month being January with an average of 16 degrees. During summer months, humidity is often high due to frequent thunderstorms. Rainfall is fairly consistent throughout the year, but snowfall peaks in December and January. On occasion Lake Johanna will experience extreme weather such as hail or tornados during the spring and summer months.
Lake Johanna, Minnesota gets 29 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Lake Johanna averages 44 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 199 sunny days per year in Lake Johanna. The US average is 205 sunny days.
Lake Johanna gets some kind of precipitation, on average, 89 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 83 degrees
Winter Low: the January low is 2
Rain: averages 29 inches of rain a year
Snow: averages 44 inches of snow a year