Solar Energy & Solar Power Resources

Solar Power in 21540 (Luke, MD)

Solar Energy in 21540

Sorry, historical solar radition values for 21540 are currently unavailable, please check back later.

Solar Panels in 21540

Solar panels in 21540 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 21540

The total length of the day in 21540 (Luke, MD) today (September 01, 2026) will be 13 hours and 5 minutes. [More]

Solar Energy in 21540 (Luke, MD)

Solar Energy Data for 21540

See the chart below to see how different types of solar panel installations compare in 21540.

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

Solar Energy Analysis for 21540

Sorry, it is not possible to complete our solar energy analysis for 21540 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 21540

Solar Radiation Data in 21540

See the chart below for monthly solar radiation levels in 21540.

Sorry, data is not currently available.

Solar Radiation Analysis for 21540

Sorry, it is not possible to complete our solar radiation analysis for 21540 at this time.

Historical solar radiation data for 21540 is not currently available.

Please check back later.

Solar Power Comparison: 21540 vs. the U.S.

Solar Power Levels in 21540

Sorry, solar radiation data for 21540 is not currently available.

Solar Power: 21540 vs. the U.S.

Below is a month-by-month comparison of how average 21540 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 Maryland is not currently available.

Solar Data & Statistics for 21540

Sunrise / Sunset in 21540

Sunrise/Sunset for September 01, 2026 ^[2]
- Sunrise: 6:43 am
- Sunset: 7:48 pm
- Length of Day: 13:5

Best Months for Solar in 21540

Monthly data not currently available.

Solar Panel Installs in 21540

We do not have data on solar panel installations in ZIP Code 21540 at the current time.

Solar Power Output in 21540

The Power of Solar in 21540

Monthly AC solar system output averages for 21540. Month-by-month solar power, as ranked by AC output, in 21540. ^[2]

AC output data is not currently available.

Solar Output Analysis for 21540

Sorry, it is not possible to complete our solar radiation analysis for 21540 at this time.

Historical solar radiation data for 21540 is not currently available.

Please check back later.

Weather Forecast for 21540 ^[5]

Tue Sep 1

86°F

Moderate Rain
Min: 68°F
Max: 88°F

Gentle Breeze: 11 mps W
Precip.: Chance of Rain
Humidity: 45%
Cloud cover: 47%

Wed Sep 2

87°F

Few Clouds
Min: 70°F
Max: 90°F

Gentle Breeze: 8 mps W
Precip.: n/a
Humidity: 41%
Cloud cover: 21%

Thu Sep 3

87°F

Light Rain
Min: 70°F
Max: 91°F

Gentle Breeze: 10 mps W
Precip.: Chance of Rain
Humidity: 51%
Cloud cover: 98%

Fri Sep 4

80°F

Light Rain
Min: 68°F
Max: 82°F

Gentle Breeze: 11 mps NW
Precip.: Chance of Rain
Humidity: 71%
Cloud cover: 92%

Sat Sep 5

80°F

Light Rain
Min: 64°F
Max: 80°F

Gentle Breeze: 9 mps NW
Precip.: Chance of Rain
Humidity: 60%
Cloud cover: 81%

Sun Sep 6

77°F

Broken Clouds
Min: 56°F
Max: 77°F

Light breeze: 6 mps ESE
Precip.: n/a
Humidity: 39%
Cloud cover: 65%

More about 21540

About 21540

The ZIP code 21540 is associated with the city of Luke in Allegany County in Maryland.

21540 Solar Energy & Power

To learn more about solar energy and solar power in 21540, or for more solar-related resources for MD, check out the U.S. Energy Information Administration.