Solar Energy & Solar Power Resources

Solar Energy in Killeen, TX

Solar Energy in Killeen

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

Solar Panels in Killeen

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

Sunrise & Sunset in Killeen

The total length of the day in Killeen, TX today (August 05, 2026) will be 13 hours and 35 minutes. [More]

Solar Power in Killeen, TX

Solar Energy Data in Killeen, TX

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

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

Solar Energy Analysis for Killeen, TX

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

Solar Radiation Data in Killeen, TX

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

Sorry, data is not currently available.

Solar Radiation Analysis for Killeen, TX

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

Historical solar radiation data for Killeen is not currently available.

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

Solar Power Levels in Killeen

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

Solar Power: Killeen vs. the U.S.

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

Sunrise / Sunset in Killeen

Sunrise/Sunset for August 05, 2026 ^[2]
- Sunrise: 6:49 am
- Sunset: 8:24 pm
- Length of Day: 13:35

Best Months for Solar in Killeen

Monthly data not currently available.

Solar Panel Installs in Killeen

We do not currently have data on solar panel installations in the city of Killeen, TX at this current time.

Solar Power Output in Killeen

The Power of Solar in Killeen, TX

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

AC output data is not currently available.

Solar Output Analysis for Killeen, TX

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

Historical solar radiation data for Killeen is not currently available.

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Cost of Utilities in Killeen

Killeen Electricity Costs

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Solar Power Poll: Killeen

Vote now: Given all of the data and analysis provided for Killeen, is solar power a good choice for residents of this city?

Killeen Natural Gas Costs

Sorry, Texas residential natural gas prices are currently unavailable.

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Weather Forecast for Killeen, TX ^[5]

Wed Aug 5

97°F

Overcast Clouds
Min: 77°F
Max: 100°F

Fresh Breeze: 20 mps SSE
Precip.: n/a
Humidity: 26%
Cloud cover: 92%

Thu Aug 6

95°F

Few Clouds
Min: 76°F
Max: 101°F

Fresh Breeze: 19 mps SSE
Precip.: n/a
Humidity: 27%
Cloud cover: 22%

Fri Aug 7

95°F

Sky Is Clear
Min: 76°F
Max: 100°F

Moderate breeze: 16 mps SE
Precip.: n/a
Humidity: 35%
Cloud cover: 8%

Sat Aug 8

96°F

Sky Is Clear
Min: 75°F
Max: 100°F

Moderate breeze: 15 mps S
Precip.: n/a
Humidity: 25%
Cloud cover: 0%

Sun Aug 9

95°F

Sky Is Clear
Min: 74°F
Max: 100°F

Moderate breeze: 17 mps SSE
Precip.: n/a
Humidity: 32%
Cloud cover: 0%

Mon Aug 10

96°F

Few Clouds
Min: 75°F
Max: 102°F

Moderate breeze: 15 mps S
Precip.: n/a
Humidity: 34%
Cloud cover: 14%

More about Killeen

About Killeen

The city of Killeen, TX in Bell County has an approximate population of 127,921. ^[6]

Killeen, TX Solar Energy

To learn more about solar energy and solar power Killeen, TX, or for more solar-related resources for Killeen, visit the U.S. Energy Information Administration.