Solar Energy & Solar Power Resources

Solar Energy in San Rafael, CA

Solar Energy in San Rafael

Sorry, historical solar radition values for San Rafael are currently unavailable, please check back later.

Solar Panels in San Rafael

Solar panels in San Rafael that will produce the maximum solar energy output. [More]

Sunrise & Sunset in San Rafael

The total length of the day in San Rafael, CA today (August 20, 2026) will be 13 hours and 30 minutes. [More]

Solar Power in San Rafael, CA

Solar Energy Data in San Rafael, CA

See the chart below to see how different types of solar panel installations compare in San Rafael.

Historical solar power output data for San Rafael is not currently available.

Solar Energy Analysis for San Rafael, CA

Sorry, it is not possible to complete our solar energy analysis for San Rafael at this time.

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Solar Energy Glossary

Global Horizontal Irradiance (GHI)

Global Horizontal Irradiance: The total amount of solar radiation that is received per unit area by a surface that is always positioned in a horizontal manner.

Direct Normal Irradiance (DNI)

Direct Normal Irradiance: The total amount of solar radiation received per unit area by a surface that is always perpendicular to the sun rays that come in a straight line from the direction of the sun at its current position in the sky.

Average Tilt at Latitude (ATaL)

Average Tilt at Latitude: The total amount of solar radiation received per unit area by a surface that is tilted toward the equator at an angle equal to the current latitude. ATaL will often produce the optimum energy output.

Solar Radiation Levels in San Rafael

Solar Radiation Data in San Rafael, CA

See the chart below for monthly solar radiation levels in San Rafael.

Sorry, data is not currently available.

Solar Radiation Analysis for San Rafael, CA

Sorry, it is not possible to complete our solar radiation analysis for San Rafael at this time.

Historical solar radiation data for San Rafael is not currently available.

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Solar Power Comparison: San Rafael vs. the U.S.

Solar Power Levels in San Rafael

Sorry, solar radiation data for California is not currently available.

Solar Power: San Rafael vs. the U.S.

Below is a month-by-month comparison of how average San Rafael solar radiation levels compare to average levels in a city with historcially high levels (NV) and a city with historically low levels (WA). ^[1]

Sorry, solar radiation data for California is not currently available.

Solar Data & Statistics for San Rafael

Sunrise / Sunset in San Rafael

Sunrise/Sunset for August 20, 2026 ^[2]
- Sunrise: 6:28 am
- Sunset: 7:58 pm
- Length of Day: 13:30

Best Months for Solar in San Rafael

Monthly data not currently available.

Solar Panel Installs in San Rafael

We do not currently have data on solar panel installations in the city of San Rafael, CA at this current time.

Solar Power Output in San Rafael

The Power of Solar in San Rafael, CA

Monthly AC solar system output averages for San Rafael (ca). Month-by-month solar power, as ranked by AC output, in San Rafael. ^[2]

AC output data is not currently available.

Solar Output Analysis for San Rafael, CA

Sorry, it is not possible to complete our solar radiation analysis for San Rafael at this time.

Historical solar radiation data for San Rafael is not currently available.

Please check back later.

Cost of Utilities in San Rafael

San Rafael Electricity Costs

Sorry, San Rafael residential electricity prices are currently unavailable.

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Solar Power Poll: San Rafael

Vote now: Given all of the data and analysis provided for San Rafael, is solar power a good choice for residents of this city?

San Rafael Natural Gas Costs

Sorry, California residential natural gas prices are currently unavailable.

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Weather Forecast for San Rafael, CA ^[5]

Thu Aug 20

79°F

Overcast Clouds
Min: 58°F
Max: 82°F

Gentle Breeze: 10 mps W
Precip.: n/a
Humidity: 62%
Cloud cover: 100%

Fri Aug 21

74°F

Overcast Clouds
Min: 56°F
Max: 77°F

Gentle Breeze: 10 mps W
Precip.: n/a
Humidity: 67%
Cloud cover: 100%

Sat Aug 22

68°F

Sky Is Clear
Min: 55°F
Max: 71°F

Gentle Breeze: 9 mps W
Precip.: n/a
Humidity: 67%
Cloud cover: 1%

Sun Aug 23

68°F

Broken Clouds
Min: 57°F
Max: 70°F

Gentle Breeze: 12 mps SW
Precip.: n/a
Humidity: 67%
Cloud cover: 69%

Mon Aug 24

68°F

Sky Is Clear
Min: 57°F
Max: 69°F

Gentle Breeze: 9 mps SSW
Precip.: n/a
Humidity: 66%
Cloud cover: 0%

Tue Aug 25

68°F

Sky Is Clear
Min: 56°F
Max: 69°F

Gentle Breeze: 9 mps W
Precip.: n/a
Humidity: 65%
Cloud cover: 0%

More about San Rafael

About San Rafael

The city of San Rafael, CA in Marin County has an approximate population of 57,713. ^[6]

San Rafael, CA Solar Energy

To learn more about solar energy and solar power San Rafael, CA, or for more solar-related resources for San Rafael, visit the U.S. Energy Information Administration.