Koochiching County Climate
Koochiching County, Minnesota
Avg Annual Temp
37.6°F
Annual Precip
26.7"
Annual Snowfall
63.8"
Extreme Heat Days
2.533333333333333
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Koochiching County Weather
Among the nation's coldest counties
Koochiching County averages just 37.6°F annually, placing it among the coldest inhabited regions in the contiguous United States. This temperature is roughly 16 degrees lower than the national median.
Trailing the state temperature average
At 37.6°F, the county sits more than five degrees below the Minnesota state average of 42.8°F. It frequently records some of the lowest daily temperatures in the entire state.
Snowier than the western plains
Koochiching receives 63.8 inches of snow annually, far exceeding the totals found in western neighbors like Kittson. Its annual precipitation of 26.7 inches is slightly below the state average but remains consistent for the region.
Long winters and brief summers
Winter temperatures average a frigid 8.6°F from December through February. Summers are mild and comfortable, with only 3 days per year reaching 90°F and a July average of 65.2°F.
Engine heaters and snow blowers
The 63.8 inches of annual snow requires reliable clearing equipment and winter tires for all residents. Given the extreme cold, high-efficiency HVAC systems and backup generators are essential for safety during the long winter months.
Frequently Asked Questions
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.