Solar Energy & Solar Power Resources

Solar Power in 77643 (Port Arthur, TX)

Solar Energy in 77643

Sorry, historical solar radition values for 77643 are currently unavailable, please check back later.

Solar Panels in 77643

Solar panels in 77643 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 77643

The total length of the day in 77643 (Port Arthur, TX) today (April 19, 2025) will be 13 hours and 4 minutes. [More]

Solar Energy in 77643 (Port Arthur, TX)

Solar Energy Data for 77643

See the chart below to see how different types of solar panel installations compare in 77643.

Historical solar power output data for Port Arthur is not currently available.

Solar Energy Analysis for 77643

Sorry, it is not possible to complete our solar energy analysis for 77643 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 77643

Solar Radiation Data in 77643

See the chart below for monthly solar radiation levels in 77643.

Sorry, data is not currently available.

Solar Radiation Analysis for 77643

Sorry, it is not possible to complete our solar radiation analysis for 77643 at this time.

Historical solar radiation data for 77643 is not currently available.

Please check back later.

Solar Power Comparison: 77643 vs. the U.S.

Solar Power Levels in 77643

Sorry, solar radiation data for 77643 is not currently available.

Solar Power: 77643 vs. the U.S.

Below is a month-by-month comparison of how average 77643 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 77643

Sunrise / Sunset in 77643

Sunrise/Sunset for April 19, 2025 ^[2]
- Sunrise: 6:42 am
- Sunset: 7:46 pm
- Length of Day: 13:4

Best Months for Solar in 77643

Monthly data not currently available.

Solar Panel Installs in 77643

We do not have data on solar panel installations in ZIP Code 77643 at the current time.

Solar Power Output in 77643

The Power of Solar in 77643

Monthly AC solar system output averages for 77643. Month-by-month solar power, as ranked by AC output, in 77643. ^[2]

AC output data is not currently available.

Solar Output Analysis for 77643

Sorry, it is not possible to complete our solar radiation analysis for 77643 at this time.

Historical solar radiation data for 77643 is not currently available.

Please check back later.

Weather Forecast for 77643 ^[5]

Sat Apr 19

79°F

Overcast Clouds
Min: 73°F
Max: 79°F

Moderate breeze: 17 mps SSE
Precip.: n/a
Humidity: 72%
Cloud cover: 100%

Sun Apr 20

80°F

Light Rain
Min: 73°F
Max: 82°F

Fresh Breeze: 20 mps S
Precip.: Chance of Rain
Humidity: 68%
Cloud cover: 48%

Mon Apr 21

84°F

Moderate Rain
Min: 69°F
Max: 84°F

Gentle Breeze: 12 mps S
Precip.: Chance of Rain
Humidity: 51%
Cloud cover: 86%

Tue Apr 22

84°F

Sky Is Clear
Min: 70°F
Max: 84°F

Moderate breeze: 14 mps SSE
Precip.: n/a
Humidity: 52%
Cloud cover: 6%

Wed Apr 23

78°F

Light Rain
Min: 71°F
Max: 79°F

Moderate breeze: 12 mps SE
Precip.: Chance of Rain
Humidity: 70%
Cloud cover: 99%

Thu Apr 24

82°F

Light Rain
Min: 71°F
Max: 82°F

Moderate breeze: 17 mps SSE
Precip.: Chance of Rain
Humidity: 61%
Cloud cover: 96%

More about 77643

About 77643

The ZIP code 77643 is associated with the city of Port Arthur in Jefferson County in Texas.

77643 Solar Energy & Power

To learn more about solar energy and solar power in 77643, or for more solar-related resources for TX, check out the U.S. Energy Information Administration.