Beltrami County Climate
Beltrami County, Minnesota
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
38.7°F
Annual Precip
25.6"
Annual Snowfall
—
Extreme Heat Days
3
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
3b
Minimum winter temperature range for plant survival
1,805
Favors cool-season crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Beltrami County
Climate Verdict
Beltrami County has a cold, with an average annual temperature of 38.7°F, moderate rainfall of 25.6 inches per year, rare extreme heat with only 2.825 days above 90°F annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are severe, with January averaging a frigid 5.6°F. summers are pleasantly cool with July averaging 67.0°F. Residents experience a substantial 61°F difference between winter and summer.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Beltrami County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Beltrami County is 4.1°F cooler than the Minnesota statewide average of 42.8°F, it is somewhat drier than average for Minnesota.
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 sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.