Solar Energy & Solar Power Resources

Solar Power in 94102 (San Francisco, CA)

Solar Energy in 94102

Sorry, historical solar radition values for 94102 are currently unavailable, please check back later.

Solar Panels in 94102

Solar panels in 94102 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 94102

The total length of the day in 94102 (San Francisco, CA) today (December 10, 2025) will be 9 hours and 39 minutes. [More]

Solar Energy in 94102 (San Francisco, CA)

Solar Energy Data for 94102

See the chart below to see how different types of solar panel installations compare in 94102.

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

Solar Energy Analysis for 94102

Sorry, it is not possible to complete our solar energy analysis for 94102 at this time.

Please check back later.

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 94102

Solar Radiation Data in 94102

See the chart below for monthly solar radiation levels in 94102.

Sorry, data is not currently available.

Solar Radiation Analysis for 94102

Sorry, it is not possible to complete our solar radiation analysis for 94102 at this time.

Historical solar radiation data for 94102 is not currently available.

Please check back later.

Solar Power Comparison: 94102 vs. the U.S.

Solar Power Levels in 94102

Sorry, solar radiation data for 94102 is not currently available.

Solar Power: 94102 vs. the U.S.

Below is a month-by-month comparison of how average 94102 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 94102

Sunrise / Sunset in 94102

Sunrise/Sunset for December 10, 2025 ^[2]
- Sunrise: 7:13 am
- Sunset: 4:52 pm
- Length of Day: 9:39

Best Months for Solar in 94102

Monthly data not currently available.

Solar Panel Installs in 94102

We do not have data on solar panel installations in ZIP Code 94102 at the current time.

Solar Power Output in 94102

The Power of Solar in 94102

Monthly AC solar system output averages for 94102. Month-by-month solar power, as ranked by AC output, in 94102. ^[2]

AC output data is not currently available.

Solar Output Analysis for 94102

Sorry, it is not possible to complete our solar radiation analysis for 94102 at this time.

Historical solar radiation data for 94102 is not currently available.

Please check back later.

Weather Forecast for 94102 ^[5]

Wed Dec 10

59°F

Sky Is Clear
Min: 45°F
Max: 62°F

Gentle Breeze: 9 mps NNE
Precip.: n/a
Humidity: 58%
Cloud cover: 4%

Thu Dec 11

60°F

Sky Is Clear
Min: 53°F
Max: 63°F

Gentle Breeze: 8 mps N
Precip.: n/a
Humidity: 56%
Cloud cover: 0%

Fri Dec 12

60°F

Sky Is Clear
Min: 54°F
Max: 62°F

Light breeze: 7 mps NE
Precip.: n/a
Humidity: 56%
Cloud cover: 0%

Sat Dec 13

60°F

Sky Is Clear
Min: 54°F
Max: 60°F

Light breeze: 6 mps NE
Precip.: n/a
Humidity: 52%
Cloud cover: 0%

Sun Dec 14

59°F

Overcast Clouds
Min: 53°F
Max: 59°F

Light breeze: 7 mps NNE
Precip.: n/a
Humidity: 52%
Cloud cover: 100%

Mon Dec 15

59°F

Overcast Clouds
Min: 53°F
Max: 59°F

Light breeze: 6 mps NNE
Precip.: n/a
Humidity: 48%
Cloud cover: 100%

More about 94102

About 94102

The ZIP code 94102 is associated with the city of San Francisco in City and County of San Francisco County in California.

94102 Solar Energy & Power

To learn more about solar energy and solar power in 94102, or for more solar-related resources for CA, check out the U.S. Energy Information Administration.