The average monthly solar radiation level in California's capital city, Sacramento, of 5.62 kilowatt hours per square meter per day (kWh/m2/day) is approximately 51% greater than the average level of 3.73 kWh/m2/day in an area with historically low levels (WA) and is approximately 15% 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.
A look at solar installs in California. The chart below visualizes install totals for the top five counties in CA vs. the cumulative install total of rest of CA counties combined.
There are currently at least 626,824 solar panel installations throughout the state of California right now. [1]
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.
The Solar Foundation recently published the National Solar Jobs Census 2015, its yearly update of current employment, job trends, and growth projections in the U.S.
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Residential electricity prices in California averaged 19.82 cents per kilowatthour (¢/kWh) in February 2019, which was approximately 56% more than the overall U.S. average residential electricity rate of 12.70¢/kWh in February. [2]
Vote now: What do you think? Are solar panels & solar power a good choice for residents of the state of California?
Residential natural gas prices in California averaged $13.43 per thousand cubic feet (Mcf) in February 2019, which was about 42% more than the overall U.S. average residential natural gas rate of $9.49 per Mcf in February. [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.
Nineteen-year-old Edmund Becquerel, a French experimental physicist, discovered the basis of solar energy in 1839.
