Solar Energy & Solar Power Resources

Solar Power in 78258 (San Antonio, TX)

Solar Energy in 78258

Sorry, historical solar radition values for 78258 are currently unavailable, please check back later.

Solar Panels in 78258

Solar panels in 78258 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 78258

The total length of the day in 78258 (San Antonio, TX) today (December 08, 2025) will be 10 hours and 21 minutes. [More]

Solar Energy in 78258 (San Antonio, TX)

Solar Energy Data for 78258

See the chart below to see how different types of solar panel installations compare in 78258.

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

Solar Energy Analysis for 78258

Sorry, it is not possible to complete our solar energy analysis for 78258 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 78258

Solar Radiation Data in 78258

See the chart below for monthly solar radiation levels in 78258.

Sorry, data is not currently available.

Solar Radiation Analysis for 78258

Sorry, it is not possible to complete our solar radiation analysis for 78258 at this time.

Historical solar radiation data for 78258 is not currently available.

Please check back later.

Solar Power Comparison: 78258 vs. the U.S.

Solar Power Levels in 78258

Sorry, solar radiation data for 78258 is not currently available.

Solar Power: 78258 vs. the U.S.

Below is a month-by-month comparison of how average 78258 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 Texas is not currently available.

Solar Data & Statistics for 78258

Sunrise / Sunset in 78258

Sunrise/Sunset for December 08, 2025 ^[2]
- Sunrise: 7:15 am
- Sunset: 5:36 pm
- Length of Day: 10:21

Best Months for Solar in 78258

Monthly data not currently available.

Solar Panel Installs in 78258

We do not have data on solar panel installations in ZIP Code 78258 at the current time.

Solar Power Output in 78258

The Power of Solar in 78258

Monthly AC solar system output averages for 78258. Month-by-month solar power, as ranked by AC output, in 78258. ^[2]

AC output data is not currently available.

Solar Output Analysis for 78258

Sorry, it is not possible to complete our solar radiation analysis for 78258 at this time.

Historical solar radiation data for 78258 is not currently available.

Please check back later.

Weather Forecast for 78258 ^[5]

Mon Dec 8

57°F

Sky Is Clear
Min: 37°F
Max: 60°F

Moderate breeze: 15 mps N
Precip.: n/a
Humidity: 40%
Cloud cover: 0%

Tue Dec 9

60°F

Sky Is Clear
Min: 40°F
Max: 65°F

Moderate breeze: 13 mps SSW
Precip.: n/a
Humidity: 34%
Cloud cover: 0%

Wed Dec 10

71°F

Sky Is Clear
Min: 49°F
Max: 72°F

Gentle Breeze: 12 mps NNE
Precip.: n/a
Humidity: 33%
Cloud cover: 0%

Thu Dec 11

65°F

Sky Is Clear
Min: 47°F
Max: 70°F

Gentle Breeze: 10 mps S
Precip.: n/a
Humidity: 33%
Cloud cover: 1%

Fri Dec 12

66°F

Overcast Clouds
Min: 57°F
Max: 69°F

Light breeze: 7 mps S
Precip.: n/a
Humidity: 86%
Cloud cover: 100%

Sat Dec 13

77°F

Few Clouds
Min: 62°F
Max: 81°F

Gentle Breeze: 9 mps SSW
Precip.: n/a
Humidity: 64%
Cloud cover: 19%

More about 78258

About 78258

The ZIP code 78258 is associated with the city of San Antonio in Bexar County in Texas.

78258 Solar Energy & Power

To learn more about solar energy and solar power in 78258, or for more solar-related resources for TX, check out the U.S. Energy Information Administration.