Solar Energy & Solar Power Resources

Solar Power in 77299 (Houston, TX)

Solar Energy in 77299

Sorry, historical solar radition values for 77299 are currently unavailable, please check back later.

Solar Panels in 77299

Solar panels in 77299 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 77299

The total length of the day in 77299 (Houston, TX) today (December 22, 2025) will be 10 hours and 16 minutes. [More]

Solar Energy in 77299 (Houston, TX)

Solar Energy Data for 77299

See the chart below to see how different types of solar panel installations compare in 77299.

Historical solar power output data for Houston is not currently available.

Solar Energy Analysis for 77299

Sorry, it is not possible to complete our solar energy analysis for 77299 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 77299

Solar Radiation Data in 77299

See the chart below for monthly solar radiation levels in 77299.

Sorry, data is not currently available.

Solar Radiation Analysis for 77299

Sorry, it is not possible to complete our solar radiation analysis for 77299 at this time.

Historical solar radiation data for 77299 is not currently available.

Please check back later.

Solar Power Comparison: 77299 vs. the U.S.

Solar Power Levels in 77299

Sorry, solar radiation data for 77299 is not currently available.

Solar Power: 77299 vs. the U.S.

Below is a month-by-month comparison of how average 77299 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 77299

Sunrise / Sunset in 77299

Sunrise/Sunset for December 22, 2025 ^[2]
- Sunrise: 7:12 am
- Sunset: 5:28 pm
- Length of Day: 10:16

Best Months for Solar in 77299

Monthly data not currently available.

Solar Panel Installs in 77299

We do not have data on solar panel installations in ZIP Code 77299 at the current time.

Solar Power Output in 77299

The Power of Solar in 77299

Monthly AC solar system output averages for 77299. Month-by-month solar power, as ranked by AC output, in 77299. ^[2]

AC output data is not currently available.

Solar Output Analysis for 77299

Sorry, it is not possible to complete our solar radiation analysis for 77299 at this time.

Historical solar radiation data for 77299 is not currently available.

Please check back later.

Weather Forecast for 77299 ^[5]

Mon Dec 22

79°F

Light Rain
Min: 66°F
Max: 81°F

Gentle Breeze: 10 mps S
Precip.: Chance of Rain
Humidity: 64%
Cloud cover: 23%

Tue Dec 23

78°F

Overcast Clouds
Min: 67°F
Max: 79°F

Gentle Breeze: 9 mps SSE
Precip.: n/a
Humidity: 60%
Cloud cover: 85%

Wed Dec 24

78°F

Sky Is Clear
Min: 67°F
Max: 81°F

Gentle Breeze: 10 mps SE
Precip.: n/a
Humidity: 56%
Cloud cover: 4%

Thu Dec 25

79°F

Sky Is Clear
Min: 67°F
Max: 82°F

Gentle Breeze: 9 mps SSE
Precip.: n/a
Humidity: 55%
Cloud cover: 0%

Fri Dec 26

79°F

Scattered Clouds
Min: 68°F
Max: 83°F

Gentle Breeze: 8 mps S
Precip.: n/a
Humidity: 64%
Cloud cover: 38%

Sat Dec 27

79°F

Few Clouds
Min: 68°F
Max: 83°F

Gentle Breeze: 10 mps S
Precip.: n/a
Humidity: 60%
Cloud cover: 20%

More about 77299

About 77299

The ZIP code 77299 is associated with the city of Houston in Harris County in Texas.

77299 Solar Energy & Power

To learn more about solar energy and solar power in 77299, or for more solar-related resources for TX, check out the U.S. Energy Information Administration.