Monroe County Climate

Monroe County, Wisconsin

JanFebMarAprMayJunJulAugSepOctNovDec45.4°AVG °F

Avg Annual Temp

45.4°F

Annual Precip

35.3"

Annual Snowfall

54.5"

Extreme Heat Days

7.75

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
1.1"
1.0"
1.6"
3.6"
4.5"
5.0"
4.3"
4.2"
3.7"
2.9"
2.0"
1.3"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Seasonal Overview

Comfort ZoneSpring32°57°9.8"Summer67°71°13.5"Fall34°61°8.6"Winter16°22°3.4"20°40°60°80°100°

National Comparison

Warmer than 14% of US counties
Wetter than 35% of US counties
More seasonal variation than 87% of US counties

Climate Profile

About Monroe County Weather

A Classic Northern Continental Climate

Monroe County averages an annual temperature of 45.4°F, which is nearly 10 degrees cooler than the national median. The region experiences a humid continental climate marked by large seasonal swings.

Warmer Than the Wisconsin Average

While cool by national standards, the county's 45.4°F average is actually a full degree warmer than the Wisconsin state average of 44.4°F. This makes it one of the more temperate areas in the state's central belt.

Leading the Region in Heat

Compared to nearby Oconto (42.9°F) and Oneida (40.3°F), Monroe County enjoys significantly milder conditions. It also receives 35.3 inches of annual precipitation, slightly outpacing the state average of 34.5 inches.

Steep Temp Swings and Heavy Snow

Winters are harsh with a January average of 16.1°F and 54.5 inches of annual snowfall. Conversely, summers are warm with a July average of 71.2°F and 8 days per year hitting or exceeding 90°F.

Prepare for Snow and Humidity

Residents should invest in heavy-duty snow removal equipment to handle the four-and-a-half feet of annual snowfall. Efficient HVAC systems are also vital to manage the summer's extreme heat days.

Frequently Asked Questions

What is the average temperature in Monroe County?
The average annual temperature in Monroe County, WI is 45.4°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Monroe County get?
Monroe County receives an average of 35.3 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 Monroe County?
Yes, Monroe County receives an average of 54.5 inches of snowfall per year according to NOAA climate normals.
How hot does Monroe County get in summer?
The average summer temperature (June-August) in Monroe County is 69.2°F. The county experiences an average of 7.75 days per year above 90°F.
How cold are winters in Monroe County?
The average winter temperature (December-February) in Monroe County is 19.6°F. January, typically the coldest month, averages 16.1°F.

Track your own weather in Monroe County

Ambient Weather personal weather stations give you hyperlocal climate data.

Shop Weather Stations →

Sponsored

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.

Explore more data for Monroe County

TaxCost of LivingComing SoonCrime RateIncomeComing SoonHealthSchoolsRiskWaterCounty Score