Beltrami County Climate
Beltrami County, Minnesota
Avg Annual Temp
38.7°F
Annual Precip
25.6"
Annual Snowfall
—
Extreme Heat Days
2.825
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Beltrami County Weather
One of the Nation's Coldest Spots
Beltrami County’s 38.7°F annual average is more than 14 degrees below the national median. It represents one of the most extreme northern climates in the continental United States.
Far Below the State Average
At 38.7°F, Beltrami is over 4 degrees colder than the Minnesota state average of 42.8°F. It consistently ranks as one of the coldest counties in the entire state.
Colder and Drier Than Neighbors
Beltrami is nearly 2 degrees colder than Becker County and receives less precipitation at 25.6 inches. While annual snowfall data is limited, the extreme cold ensures snow stays on the ground for months.
Extreme Winters and Short Summers
Winter temperatures average a frigid 9.6°F, with January dipping to 5.6°F. Summer is brief and mild, peaking at 67.0°F in July with only 3 days of extreme heat.
Essential Gear for Extreme Cold
Extreme winterization is mandatory, including engine block heaters for vehicles and high-performance cold-weather gear. Summer cooling is rarely a concern given the very low count of 90°F days.
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.