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Solar Energy in Wisconsin

Solar Panels in Wisconsin

There are currently at least 3,321 solar panel installations throughout the state of Wisconsin right now.

Solar Energy Data in WI by City

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Solar Power in WI

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WI Solar Energy

Solar Power in Wisconsin

Solar Energy Levels in Wisconsin

The average monthly solar radiation level in Wisconsin's capital city, Madison, of 4.55 kilowatt hours per square meter per day (kWh/m2/day) is approximately 22% greater than the average level of 3.73 kWh/m2/day in an area with historically low levels (WA) and is approximately 31% less than the average level of 6.6 kWh/m2/day in an area with historically high levels (NV). [1]


→ Values listed as 0 (zero) are not available (N/A).
→ Wisconsin values listed here are based on the capital, Madison.

Solar Radiation in Wisconsin

Below is a month-by-month comparison of how average Wisconsin solar radiation levels compare to average levels in an area with historcially high levels (NV) and one with historically low levels (WA). [1]

→ k/m/d = kWh/m2/day = kilowatt hours per square meter per day.
→ Values listed as 0 (zero) are not available (N/A).
→ Wisconsin values listed here are based on the capital, Madison.

Solar Installs in Wisconsin

Solar Panel Installations in Wisconsin

A look at solar installs in Wisconsin. The chart below visualizes install totals for the top five counties in WI vs. the cumulative install total of rest of WI counties combined.

Breakdown of Solar Installs in Wisconsin

There are currently at least 3,321 solar panel installations throughout the state of Wisconsin right now. [1]

  • Top Five Solar Install Counties in Wisconsin
    • Dane County: 635 solar installs
    • Milwaukee County: 290 solar installs
    • Portage County: 186 solar installs
    • Waukesha County: 141 solar installs
    • Sauk County: 102 solar installs
    • Everywhere Else: 1,967 solar installs

Note: Install totals presented here are those voluntarily contributed from a variety of sources including solar incentive programs, utilities, installers, and the general public. [1] Data for some states is thinner than others.

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Cost of Utilities in Wisconsin

Wisconsin Electricity Costs

Residential electricity prices in Wisconsin averaged 14.41 cents per kilowatthour (¢/kWh) in March 2018, which was approximately 11% more than the overall U.S. average residential electricity rate of 12.99¢/kWh in March. [2]

Solar Power Poll: Wisconsin

Vote now: What do you think? Are solar panels & solar power a good choice for residents of the state of Wisconsin?

WI: Yes, solar is a great option  
WI: No, solar isn't a good option

Wisconsin Natural Gas Costs

Residential natural gas prices in Wisconsin averaged $7.32 per thousand cubic feet (Mcf) in March 2018, which was about 25% less than the overall U.S. average residential natural gas rate of $9.79 per Mcf in March. [3]

More about Wisconsin

About Wisconsin

Wisconsin ranks 19th among all states in the U.S. with a population of approximately 5,686,986. [4]

WI Solar Power

Solar Energy in WI

To learn more about solar energy and solar power in Wisconsin, or for additional solar-related resources in WI, visit the U.S. Energy Information Administration.

Did you know?

Solar cells convert sunlight into electricity through a physical process known as the photovoltaic effect.

Cities in Wisconsin

ZIP Codes in Wisconsin


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References