Juneau County Climate
Juneau County, Wisconsin
Avg Annual Temp
45.4°F
Annual Precip
35.0"
Annual Snowfall
40.4"
Extreme Heat Days
8.299999999999999
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Juneau County Weather
Cooler Northern Continental Climate
Juneau County averages 45.4°F annually, which is about 8 degrees cooler than the national median. The climate is characterized by significant seasonal temperature variations.
Right in the State Sweet Spot
With a 45.4°F average, Juneau County is just 1 degree warmer than the Wisconsin state average. It experiences the quintessential weather patterns associated with the Dairy State.
Similar to Central Neighbors
The county's 45.4°F average closely mirrors Iowa County at 45.7°F. It is notably warmer than Jackson County to the northwest, which averages 43.9°F.
Warm Summers and 40-Inch Snowfalls
Summers feature a 70.6°F July average and 8 days of extreme heat above 90°F. Winters bring a cold 16.5°F January average and a total of 40.4 inches of snow.
Heating and Rain Prep
HVAC systems should be inspected annually to handle the 19.9°F winter average. Residents should also prepare for 35 inches of annual rain with reliable gutter systems.
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.