Solar Energy & Solar Power Resources

Solar Power in 78239 (San Antonio, TX)

Solar Energy in 78239

Sorry, historical solar radition values for 78239 are currently unavailable, please check back later.

Solar Panels in 78239

Solar panels in 78239 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 78239

The total length of the day in 78239 (San Antonio, TX) today (June 18, 2025) will be 14 hours and 5 minutes. [More]

Solar Energy in 78239 (San Antonio, TX)

Solar Energy Data for 78239

See the chart below to see how different types of solar panel installations compare in 78239.

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

Solar Energy Analysis for 78239

Sorry, it is not possible to complete our solar energy analysis for 78239 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 78239

Solar Radiation Data in 78239

See the chart below for monthly solar radiation levels in 78239.

Sorry, data is not currently available.

Solar Radiation Analysis for 78239

Sorry, it is not possible to complete our solar radiation analysis for 78239 at this time.

Historical solar radiation data for 78239 is not currently available.

Please check back later.

Solar Power Comparison: 78239 vs. the U.S.

Solar Power Levels in 78239

Sorry, solar radiation data for 78239 is not currently available.

Solar Power: 78239 vs. the U.S.

Below is a month-by-month comparison of how average 78239 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 78239

Sunrise / Sunset in 78239

Sunrise/Sunset for June 18, 2025 ^[2]
- Sunrise: 6:32 am
- Sunset: 8:37 pm
- Length of Day: 14:5

Best Months for Solar in 78239

Monthly data not currently available.

Solar Panel Installs in 78239

We do not have data on solar panel installations in ZIP Code 78239 at the current time.

Solar Power Output in 78239

The Power of Solar in 78239

Monthly AC solar system output averages for 78239. Month-by-month solar power, as ranked by AC output, in 78239. ^[2]

AC output data is not currently available.

Solar Output Analysis for 78239

Sorry, it is not possible to complete our solar radiation analysis for 78239 at this time.

Historical solar radiation data for 78239 is not currently available.

Please check back later.

Weather Forecast for 78239 ^[5]

Wed Jun 18

88°F

Sky Is Clear
Min: 75°F
Max: 93°F

Fresh Breeze: 19 mps SE
Precip.: n/a
Humidity: 37%
Cloud cover: 6%

Thu Jun 19

93°F

Scattered Clouds
Min: 74°F
Max: 98°F

Fresh Breeze: 20 mps ESE
Precip.: n/a
Humidity: 41%
Cloud cover: 26%

Fri Jun 20

93°F

Scattered Clouds
Min: 74°F
Max: 96°F

Fresh Breeze: 19 mps SSE
Precip.: n/a
Humidity: 39%
Cloud cover: 34%

Sat Jun 21

93°F

Scattered Clouds
Min: 73°F
Max: 97°F

Fresh Breeze: 19 mps SE
Precip.: n/a
Humidity: 37%
Cloud cover: 36%

Sun Jun 22

93°F

Light Rain
Min: 72°F
Max: 97°F

Fresh Breeze: 21 mps SE
Precip.: Chance of Rain
Humidity: 36%
Cloud cover: 41%

Mon Jun 23

94°F

Light Rain
Min: 73°F
Max: 97°F

Moderate breeze: 17 mps SSE
Precip.: Chance of Rain
Humidity: 36%
Cloud cover: 43%

More about 78239

About 78239

The ZIP code 78239 is associated with the city of San Antonio in Bexar County in Texas.

78239 Solar Energy & Power

To learn more about solar energy and solar power in 78239, or for more solar-related resources for TX, check out the U.S. Energy Information Administration.