Sauk County Climate
Sauk County, Wisconsin
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
46.5°F
Annual Precip
37.3"
Annual Snowfall
43.3"
Extreme Heat Days
8
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
5a
Minimum winter temperature range for plant survival
2,620
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Sauk County
Climate Verdict
Sauk County has a cool, averaging 46.5°F annually, moderate rainfall of 37.3 inches per year, rare extreme heat with only 8.06 days above 90°F annually, moderate snowfall of 43.3 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 18.1°F. summers are warm — July averages 71.3°F. Residents experience a substantial 53°F difference between winter and summer.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Sauk County closely matches the Wisconsin statewide average temperature of 44.4°F, it is somewhat wetter than average for Wisconsin.
Climate Profile
About Sauk County Weather
Diverse Weather in the Heartland
Sauk County's 46.5°F average temperature sits below the national median but represents a warmer pocket of the Midwest. The climate brings significant variety to the weather year-round.
Warmer and Wetter Than Average
Sauk ranks warmer than the state average of 44.4°F, benefiting from its southern-central location. It also sees higher-than-average precipitation at 37.3 inches annually.
Warmer Than Many Nearby Counties
The county is slightly warmer than its neighbor Richland to the west. It balances moderate snowfall with a relatively high number of warm summer days for the region.
Hot Summers and Chilly Winters
The county experiences 8 days of extreme heat annually, with July temperatures averaging 71.3°F. Winter brings 43.3 inches of snow and a chilly December-to-February average of 21.5°F.
Invest in Versatile Home HVAC
A versatile HVAC system is necessary to handle the 71.3°F July peaks and 18.1°F January lows. Outdoor planning should account for the 43.3 inches of snow that falls each season.
Frequently Asked Questions
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Track your own weather in Sauk 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.