Dunn County Climate
Dunn County, Wisconsin
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
44.2°F
Annual Precip
34.4"
Annual Snowfall
40.9"
Extreme Heat Days
8
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
4b
Minimum winter temperature range for plant survival
2,395
Favors cool-season crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Dunn County
Climate Verdict
Dunn County has a cool, averaging 44.2°F annually, moderate rainfall of 34.4 inches per year, rare extreme heat with only 7.8 days above 90°F annually, moderate snowfall of 40.9 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 14.3°F. summers are warm — July averages 70.6°F. Residents experience a substantial 56°F difference between winter and summer.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Dunn County closely matches the Wisconsin statewide average temperature of 44.4°F.
Climate Profile
About Dunn County Weather
Cooler than the National Average
Dunn County maintains an annual average temperature of 44.2°F, which sits nearly 10 degrees below the national median. This continental climate is defined by sharp seasonal shifts and a significant departure from warmer southern US regions.
A Typical Wisconsin Profile
The county's 44.2°F average temperature mirrors the state average of 44.4°F very closely. Its annual precipitation of 34.4 inches almost perfectly matches the statewide baseline, making it a representative example of central Wisconsin weather.
Slightly Drier Than Its Neighbors
Dunn County sees 34.4 inches of precipitation, which is slightly higher than neighboring Eau Claire’s 33.6 inches. However, it receives 13 fewer inches of snow annually than Eau Claire, suggesting a less intense winter moisture pattern.
Cold Winters and Brief Heat
Winters are harsh with a January average of 14.3°F and 40.9 inches of total snowfall. Summers offer relief with a July average of 70.6°F, though residents typically face 8 days per year where temperatures exceed 90°F.
Prepare for Deep Freezes
Heating systems must handle winter averages of 17.7°F to ensure home safety during the long cold season. While extreme heat is limited to about a week, air conditioning remains a valuable asset for the humid July peaks.
Frequently Asked Questions
What is the average temperature in Dunn County?
How much rain does Dunn County get?
Does it snow in Dunn County?
How hot does Dunn County get in summer?
How cold are winters in Dunn County?
Track your own weather in Dunn County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
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.