Solar Energy & Solar Power Resources

Solar Power in 78204 (San Antonio, TX)

Solar Energy in 78204

Sorry, historical solar radition values for 78204 are currently unavailable, please check back later.

Solar Panels in 78204

Solar panels in 78204 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 78204

The total length of the day in 78204 (San Antonio, TX) today (August 29, 2025) will be 12 hours and 51 minutes. [More]

Solar Energy in 78204 (San Antonio, TX)

Solar Energy Data for 78204

See the chart below to see how different types of solar panel installations compare in 78204.

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

Solar Energy Analysis for 78204

Sorry, it is not possible to complete our solar energy analysis for 78204 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 78204

Solar Radiation Data in 78204

See the chart below for monthly solar radiation levels in 78204.

Sorry, data is not currently available.

Solar Radiation Analysis for 78204

Sorry, it is not possible to complete our solar radiation analysis for 78204 at this time.

Historical solar radiation data for 78204 is not currently available.

Please check back later.

Solar Power Comparison: 78204 vs. the U.S.

Solar Power Levels in 78204

Sorry, solar radiation data for 78204 is not currently available.

Solar Power: 78204 vs. the U.S.

Below is a month-by-month comparison of how average 78204 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 78204

Sunrise / Sunset in 78204

Sunrise/Sunset for August 29, 2025 ^[2]
- Sunrise: 7:09 am
- Sunset: 8:00 pm
- Length of Day: 12:51

Best Months for Solar in 78204

Monthly data not currently available.

Solar Panel Installs in 78204

We do not have data on solar panel installations in ZIP Code 78204 at the current time.

Solar Power Output in 78204

The Power of Solar in 78204

Monthly AC solar system output averages for 78204. Month-by-month solar power, as ranked by AC output, in 78204. ^[2]

AC output data is not currently available.

Solar Output Analysis for 78204

Sorry, it is not possible to complete our solar radiation analysis for 78204 at this time.

Historical solar radiation data for 78204 is not currently available.

Please check back later.

Weather Forecast for 78204 ^[5]

Fri Aug 29

97°F

Light Rain
Min: 78°F
Max: 100°F

Moderate breeze: 14 mps ESE
Precip.: Chance of Rain
Humidity: 44%
Cloud cover: 18%

Sat Aug 30

95°F

Moderate Rain
Min: 79°F
Max: 98°F

Moderate breeze: 13 mps E
Precip.: Chance of Rain
Humidity: 41%
Cloud cover: 75%

Sun Aug 31

94°F

Moderate Rain
Min: 78°F
Max: 94°F

Moderate breeze: 15 mps NE
Precip.: Chance of Rain
Humidity: 43%
Cloud cover: 63%

Mon Sep 1

86°F

Moderate Rain
Min: 76°F
Max: 86°F

Moderate breeze: 13 mps N
Precip.: Chance of Rain
Humidity: 59%
Cloud cover: 96%

Tue Sep 2

92°F

Light Rain
Min: 75°F
Max: 97°F

Gentle Breeze: 8 mps NE
Precip.: Chance of Rain
Humidity: 39%
Cloud cover: 70%

Wed Sep 3

91°F

Scattered Clouds
Min: 75°F
Max: 93°F

Gentle Breeze: 12 mps N
Precip.: n/a
Humidity: 35%
Cloud cover: 26%

More about 78204

About 78204

The ZIP code 78204 is associated with the city of San Antonio in Bexar County in Texas.

78204 Solar Energy & Power

To learn more about solar energy and solar power in 78204, or for more solar-related resources for TX, check out the U.S. Energy Information Administration.