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Koochiching County Climate

Koochiching County, Minnesota

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec37.6°AVG °F

Avg Annual Temp

37.6°F

Annual Precip

26.7"

Annual Snowfall

63.8"

Extreme Heat Days

3

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
0.8"
0.6"
1.1"
1.7"
3.2"
4.3"
4.0"
3.2"
3.0"
2.3"
1.4"
1.0"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

3b

Minimum winter temperature range for plant survival

Growing Degree Days

1,594

Favors cool-season crops

Last spring frost (32°F): 05/24
First fall frost (32°F): 09/20

Seasonal Overview

Comfort ZoneSpring24°51°6.0"Summer61°65°11.5"Fall26°55°6.7"Winter5°12°2.5"20°40°60°80°100°

National Comparison

Warmer than 1% of US counties
Wetter than 23% of US counties
More seasonal variation than 99% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Koochiching County

Climate Verdict

Koochiching County has a cold, with an average annual temperature of 37.6°F, moderate rainfall of 26.7 inches per year, rare extreme heat with only 2.533333333333333 days above 90°F annually, heavy winter snowfall averaging 63.8 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are severe, with January averaging a frigid 4.6°F. summers are pleasantly cool with July averaging 65.2°F. Residents experience a substantial 61°F difference between winter and summer.

Outdoor & Gardening Guidance

Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.

Regional Context

Koochiching County is 5.2°F cooler than the Minnesota statewide average of 42.8°F, it is somewhat drier than average for Minnesota.

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

What is the average temperature in Koochiching County?
The average annual temperature in Koochiching County, MN is 37.6°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Koochiching County get?
Koochiching County receives an average of 26.7 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Koochiching County?
Yes, Koochiching County receives an average of 63.8 inches of snowfall per year according to NOAA climate normals.
How hot does Koochiching County get in summer?
The average summer temperature (June-August) in Koochiching County is 63.2°F. The county experiences an average of 3 days per year above 90°F.
How cold are winters in Koochiching County?
The average winter temperature (December-February) in Koochiching County is 8.6°F. January, typically the coldest month, averages 4.6°F.

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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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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