The average monthly solar radiation level in Arizona's capital city, Phoenix, of 6.59 kilowatt hours per square meter per day (kWh/m2/day) is approximately 68% greater than the average level of 3.93 kWh/m2/day in an area with historically low levels (WA) and is approximately 0% less than the average level of 6.61 kWh/m2/day in an area with historically high levels (NV). [1]
→ Values listed as 0 (zero) are not available (N/A).
→ Arizona values listed here are based on the capital, Phoenix.
Below is a month-by-month comparison of how average Arizona 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).
→ Arizona values listed here are based on the capital, Phoenix.
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Arizona ranks 18th among all states in the U.S. with a population of approximately 6,392,017. [4]
To learn more about solar energy and solar power in Arizona, or for additional solar-related resources in AZ, visit the U.S. Energy Information Administration.
Nineteen-year-old Edmund Becquerel, a French experimental physicist, discovered the basis of solar energy in 1839.
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