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Isanti County Climate

Isanti County, Minnesota

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec44.1°AVG °F

Avg Annual Temp

44.1°F

Annual Precip

29.7"

Annual Snowfall

44.1"

Extreme Heat Days

5

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
0.7"
0.7"
1.4"
2.7"
3.6"
4.2"
4.2"
3.6"
3.1"
2.8"
1.6"
1.0"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

4b

Minimum winter temperature range for plant survival

Growing Degree Days

2,484

Favors cool-season crops

Last spring frost (32°F): 05/02
First fall frost (32°F): 10/04

Seasonal Overview

Comfort ZoneSpring30°57°7.7"Summer67°71°12.1"Fall33°61°7.5"Winter13°19°2.5"20°40°60°80°100°

National Comparison

Warmer than 10% of US counties
Wetter than 26% of US counties
More seasonal variation than 97% of US counties

7-Day Outlook

Forecast

Current Conditions

Air Quality

Safety

Weather Alerts

Climate Advisory: Isanti County

Climate Verdict

Isanti County has a cool, averaging 44.1°F annually, moderate rainfall of 29.7 inches per year, rare extreme heat with only 4.9 days above 90°F annually, moderate snowfall of 44.1 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.

Seasonal Breakdown

Winters are very cold — January averages 12.7°F. summers are warm — July averages 71.3°F. Residents experience a substantial 59°F difference between winter and summer.

Outdoor & Gardening Guidance

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

Regional Context

Isanti County closely matches the Minnesota statewide average temperature of 42.8°F.

Climate Profile

About Isanti County Weather

Standard Continental Patterns

Isanti's 44.1°F average temperature falls about 10 degrees short of the national median. It experiences a classic continental pattern of cold winters and warm, humid summers.

Matching the State Average

Isanti's temperature stays slightly above the state average of 42.8°F. Its annual precipitation of 29.7 inches almost perfectly mirrors the Minnesota state average of 30.0 inches.

Central Minnesota Middle Ground

It sits in a regional middle ground, warmer than Kanabec County to the north but cooler than Hennepin to the south. Precipitation levels are very consistent with its direct neighbors.

Cold Januarys and Warm Julys

July is warm at 71.3°F, while January plunges to a 12.7°F average. The county receives 44.1 inches of snow, which is slightly less than the totals seen in the metro area.

Balanced Seasonal Preparation

Residents should prepare for moderate snow removal and a heating season that lasts roughly half the year. Cooling needs are manageable, with only 5 days reaching 90°F or higher.

Frequently Asked Questions

What is the average temperature in Isanti County?
The average annual temperature in Isanti County, MN is 44.1°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Isanti County get?
Isanti County receives an average of 29.7 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 Isanti County?
Yes, Isanti County receives an average of 44.1 inches of snowfall per year according to NOAA climate normals.
How hot does Isanti County get in summer?
The average summer temperature (June-August) in Isanti County is 69.1°F. The county experiences an average of 5 days per year above 90°F.
How cold are winters in Isanti County?
The average winter temperature (December-February) in Isanti County is 16.3°F. January, typically the coldest month, averages 12.7°F.

Track your own weather in Isanti County

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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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