Solar Energy & Solar Power Resources

Solar Power in 78961 (Round Top, TX)

Solar Energy in 78961

Sorry, historical solar radition values for 78961 are currently unavailable, please check back later.

Solar Panels in 78961

Solar panels in 78961 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 78961

The total length of the day in 78961 (Round Top, TX) today (August 26, 2026) will be 12 hours and 58 minutes. [More]

Solar Energy in 78961 (Round Top, TX)

Solar Energy Data for 78961

See the chart below to see how different types of solar panel installations compare in 78961.

Historical solar power output data for Round Top is not currently available.

Solar Energy Analysis for 78961

Sorry, it is not possible to complete our solar energy analysis for 78961 at this time.

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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 78961

Solar Radiation Data in 78961

See the chart below for monthly solar radiation levels in 78961.

Sorry, data is not currently available.

Solar Radiation Analysis for 78961

Sorry, it is not possible to complete our solar radiation analysis for 78961 at this time.

Historical solar radiation data for 78961 is not currently available.

Please check back later.

Solar Power Comparison: 78961 vs. the U.S.

Solar Power Levels in 78961

Sorry, solar radiation data for 78961 is not currently available.

Solar Power: 78961 vs. the U.S.

Below is a month-by-month comparison of how average 78961 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 78961

Sunrise / Sunset in 78961

Sunrise/Sunset for August 26, 2026 ^[2]
- Sunrise: 6:59 am
- Sunset: 7:57 pm
- Length of Day: 12:58

Best Months for Solar in 78961

Monthly data not currently available.

Solar Panel Installs in 78961

We do not have data on solar panel installations in ZIP Code 78961 at the current time.

Solar Power Output in 78961

The Power of Solar in 78961

Monthly AC solar system output averages for 78961. Month-by-month solar power, as ranked by AC output, in 78961. ^[2]

AC output data is not currently available.

Solar Output Analysis for 78961

Sorry, it is not possible to complete our solar radiation analysis for 78961 at this time.

Historical solar radiation data for 78961 is not currently available.

Please check back later.

Weather Forecast for 78961 ^[5]

Wed Aug 26

96°F

Light Rain
Min: 77°F
Max: 102°F

Moderate breeze: 13 mps S
Precip.: Chance of Rain
Humidity: 30%
Cloud cover: 3%

Thu Aug 27

95°F

Moderate Rain
Min: 78°F
Max: 101°F

Fresh Breeze: 22 mps W
Precip.: Chance of Rain
Humidity: 30%
Cloud cover: 48%

Fri Aug 28

97°F

Light Rain
Min: 76°F
Max: 102°F

Moderate breeze: 15 mps SE
Precip.: Chance of Rain
Humidity: 38%
Cloud cover: 0%

Sat Aug 29

98°F

Sky Is Clear
Min: 76°F
Max: 103°F

Moderate breeze: 14 mps SSE
Precip.: n/a
Humidity: 34%
Cloud cover: 0%

Sun Aug 30

96°F

Sky Is Clear
Min: 75°F
Max: 102°F

Moderate breeze: 16 mps ESE
Precip.: n/a
Humidity: 35%
Cloud cover: 1%

Mon Aug 31

92°F

Light Rain
Min: 75°F
Max: 92°F

Moderate breeze: 13 mps SSE
Precip.: Chance of Rain
Humidity: 43%
Cloud cover: 75%

More about 78961

About 78961

The ZIP code 78961 is associated with the city of Round Top in Fayette County in Texas.

78961 Solar Energy & Power

To learn more about solar energy and solar power in 78961, or for more solar-related resources for TX, check out the U.S. Energy Information Administration.