Solar Energy & Solar Power Resources

Solar Power in 77040 (Houston, TX)

Solar Energy in 77040

Sorry, historical solar radition values for 77040 are currently unavailable, please check back later.

Solar Panels in 77040

Solar panels in 77040 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 77040

The total length of the day in 77040 (Houston, TX) today (June 06, 2026) will be 14 hours and 3 minutes. [More]

Solar Energy in 77040 (Houston, TX)

Solar Energy Data for 77040

See the chart below to see how different types of solar panel installations compare in 77040.

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

Solar Energy Analysis for 77040

Sorry, it is not possible to complete our solar energy analysis for 77040 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 77040

Solar Radiation Data in 77040

See the chart below for monthly solar radiation levels in 77040.

Sorry, data is not currently available.

Solar Radiation Analysis for 77040

Sorry, it is not possible to complete our solar radiation analysis for 77040 at this time.

Historical solar radiation data for 77040 is not currently available.

Please check back later.

Solar Power Comparison: 77040 vs. the U.S.

Solar Power Levels in 77040

Sorry, solar radiation data for 77040 is not currently available.

Solar Power: 77040 vs. the U.S.

Below is a month-by-month comparison of how average 77040 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 77040

Sunrise / Sunset in 77040

Sunrise/Sunset for June 06, 2026 ^[2]
- Sunrise: 6:19 am
- Sunset: 8:22 pm
- Length of Day: 14:3

Best Months for Solar in 77040

Monthly data not currently available.

Solar Panel Installs in 77040

We do not have data on solar panel installations in ZIP Code 77040 at the current time.

Solar Power Output in 77040

The Power of Solar in 77040

Monthly AC solar system output averages for 77040. Month-by-month solar power, as ranked by AC output, in 77040. ^[2]

AC output data is not currently available.

Solar Output Analysis for 77040

Sorry, it is not possible to complete our solar radiation analysis for 77040 at this time.

Historical solar radiation data for 77040 is not currently available.

Please check back later.

Weather Forecast for 77040 ^[5]

Sat Jun 6

84°F

Moderate Rain
Min: 77°F
Max: 85°F

Gentle Breeze: 9 mps SSE
Precip.: Chance of Rain
Humidity: 64%
Cloud cover: 100%

Sun Jun 7

88°F

Overcast Clouds
Min: 78°F
Max: 88°F

Gentle Breeze: 11 mps S
Precip.: n/a
Humidity: 52%
Cloud cover: 91%

Mon Jun 8

88°F

Light Rain
Min: 78°F
Max: 92°F

Gentle Breeze: 12 mps SE
Precip.: Chance of Rain
Humidity: 61%
Cloud cover: 92%

Tue Jun 9

92°F

Light Rain
Min: 78°F
Max: 93°F

Gentle Breeze: 12 mps SSE
Precip.: Chance of Rain
Humidity: 45%
Cloud cover: 40%

Wed Jun 10

88°F

Light Rain
Min: 78°F
Max: 91°F

Gentle Breeze: 12 mps SSE
Precip.: Chance of Rain
Humidity: 60%
Cloud cover: 92%

Thu Jun 11

93°F

Scattered Clouds
Min: 78°F
Max: 94°F

Gentle Breeze: 12 mps SE
Precip.: n/a
Humidity: 41%
Cloud cover: 35%

More about 77040

About 77040

The ZIP code 77040 is associated with the city of Houston in Harris County in Texas.

77040 Solar Energy & Power

To learn more about solar energy and solar power in 77040, or for more solar-related resources for TX, check out the U.S. Energy Information Administration.