Solar Energy & Solar Power Resources

Solar Power in 92138 (San Diego, CA)

Solar Energy in 92138

Sorry, historical solar radition values for 92138 are currently unavailable, please check back later.

Solar Panels in 92138

Solar panels in 92138 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 92138

The total length of the day in 92138 (San Diego, CA) today (December 15, 2025) will be 10 hours and 3 minutes. [More]

Solar Energy in 92138 (San Diego, CA)

Solar Energy Data for 92138

See the chart below to see how different types of solar panel installations compare in 92138.

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

Solar Energy Analysis for 92138

Sorry, it is not possible to complete our solar energy analysis for 92138 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 92138

Solar Radiation Data in 92138

See the chart below for monthly solar radiation levels in 92138.

Sorry, data is not currently available.

Solar Radiation Analysis for 92138

Sorry, it is not possible to complete our solar radiation analysis for 92138 at this time.

Historical solar radiation data for 92138 is not currently available.

Please check back later.

Solar Power Comparison: 92138 vs. the U.S.

Solar Power Levels in 92138

Sorry, solar radiation data for 92138 is not currently available.

Solar Power: 92138 vs. the U.S.

Below is a month-by-month comparison of how average 92138 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 92138

Sunrise / Sunset in 92138

Sunrise/Sunset for December 15, 2025 ^[2]
- Sunrise: 6:42 am
- Sunset: 4:45 pm
- Length of Day: 10:3

Best Months for Solar in 92138

Monthly data not currently available.

Solar Panel Installs in 92138

We do not have data on solar panel installations in ZIP Code 92138 at the current time.

Solar Power Output in 92138

The Power of Solar in 92138

Monthly AC solar system output averages for 92138. Month-by-month solar power, as ranked by AC output, in 92138. ^[2]

AC output data is not currently available.

Solar Output Analysis for 92138

Sorry, it is not possible to complete our solar radiation analysis for 92138 at this time.

Historical solar radiation data for 92138 is not currently available.

Please check back later.

Weather Forecast for 92138 ^[5]

Mon Dec 15

65°F

Sky Is Clear
Min: 54°F
Max: 68°F

Gentle Breeze: 9 mps NW
Precip.: n/a
Humidity: 70%
Cloud cover: 0%

Tue Dec 16

70°F

Sky Is Clear
Min: 63°F
Max: 70°F

Gentle Breeze: 8 mps NW
Precip.: n/a
Humidity: 45%
Cloud cover: 0%

Wed Dec 17

70°F

Overcast Clouds
Min: 64°F
Max: 71°F

Light breeze: 7 mps NW
Precip.: n/a
Humidity: 39%
Cloud cover: 100%

Thu Dec 18

71°F

Sky Is Clear
Min: 65°F
Max: 73°F

Light breeze: 5 mps NW
Precip.: n/a
Humidity: 32%
Cloud cover: 10%

Fri Dec 19

72°F

Sky Is Clear
Min: 66°F
Max: 73°F

Light breeze: 5 mps W
Precip.: n/a
Humidity: 34%
Cloud cover: 0%

Sat Dec 20

64°F

Few Clouds
Min: 62°F
Max: 67°F

Gentle Breeze: 8 mps SW
Precip.: n/a
Humidity: 77%
Cloud cover: 21%

More about 92138

About 92138

The ZIP code 92138 is associated with the city of San Diego in San Diego County in California.

92138 Solar Energy & Power

To learn more about solar energy and solar power in 92138, or for more solar-related resources for CA, check out the U.S. Energy Information Administration.