The average monthly solar radiation level in California's capital city, Sacramento, of 6.21 kilowatt hours per square meter per day (kWh/m2/day) is approximately 66% greater than the average level of 3.73 kWh/m2/day in an area with historically low levels (WA) and is approximately 6% 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).
→ California values listed here are based on the capital, Sacramento.
Below is a month-by-month comparison of how average California 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).
→ California values listed here are based on the capital, Sacramento.
Residential electricity prices in California averaged 22.00 cents per kilowatthour (¢/kWh) in October 2021, which was approximately 56% more than the overall U.S. average residential electricity rate of 14.11¢/kWh in October. [2]
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Residential natural gas prices in California averaged $18.49 per thousand cubic feet (Mcf) in October 2021, which was about 6% more than the overall U.S. average residential natural gas rate of $17.48 per Mcf in October. [3]
California ranks 1st among all states in the U.S. with a population of approximately 37,253,956. [4]
To learn more about solar energy and solar power in California, or for additional solar-related resources in CA, visit the U.S. Energy Information Administration.
Some tax incentives and rebate programs are designed to spur the use of solar energy. These vary by location.
