The average monthly solar radiation level in Wisconsin's capital city, Madison, of 4.74 kilowatt hours per square meter per day (kWh/m2/day) is approximately 27% greater than the average level of 3.73 kWh/m2/day in an area with historically low levels (WA) and is approximately 28% 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.
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.
Residential electricity prices in Wisconsin averaged 15.07 cents per kilowatthour (¢/kWh) in September 2021, which was approximately 6% more than the overall U.S. average residential electricity rate of 14.19¢/kWh in September. [2]
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Residential natural gas prices in Wisconsin averaged $16.64 per thousand cubic feet (Mcf) in September 2021, which was about 18% less than the overall U.S. average residential natural gas rate of $20.22 per Mcf in September. [3]
Wisconsin ranks 19th among all states in the U.S. with a population of approximately 5,686,986. [4]
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.
Nineteen-year-old Edmund Becquerel, a French experimental physicist, discovered the basis of solar energy in 1839.
