Solar Energy & Solar Power Resources

Solar Power in 21635 (Galena, MD)

Solar Energy in 21635

Sorry, historical solar radition values for 21635 are currently unavailable, please check back later.

Solar Panels in 21635

Solar panels in 21635 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 21635

The total length of the day in 21635 (Galena, MD) today (June 25, 2026) will be 14 hours and 59 minutes. [More]

Solar Energy in 21635 (Galena, MD)

Solar Energy Data for 21635

See the chart below to see how different types of solar panel installations compare in 21635.

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

Solar Energy Analysis for 21635

Sorry, it is not possible to complete our solar energy analysis for 21635 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 21635

Solar Radiation Data in 21635

See the chart below for monthly solar radiation levels in 21635.

Sorry, data is not currently available.

Solar Radiation Analysis for 21635

Sorry, it is not possible to complete our solar radiation analysis for 21635 at this time.

Historical solar radiation data for 21635 is not currently available.

Please check back later.

Solar Power Comparison: 21635 vs. the U.S.

Solar Power Levels in 21635

Sorry, solar radiation data for 21635 is not currently available.

Solar Power: 21635 vs. the U.S.

Below is a month-by-month comparison of how average 21635 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 21635

Sunrise / Sunset in 21635

Sunrise/Sunset for June 25, 2026 ^[2]
- Sunrise: 5:36 am
- Sunset: 8:35 pm
- Length of Day: 14:59

Best Months for Solar in 21635

Monthly data not currently available.

Solar Panel Installs in 21635

We do not have data on solar panel installations in ZIP Code 21635 at the current time.

Solar Power Output in 21635

The Power of Solar in 21635

Monthly AC solar system output averages for 21635. Month-by-month solar power, as ranked by AC output, in 21635. ^[2]

AC output data is not currently available.

Solar Output Analysis for 21635

Sorry, it is not possible to complete our solar radiation analysis for 21635 at this time.

Historical solar radiation data for 21635 is not currently available.

Please check back later.

Weather Forecast for 21635 ^[5]

Thu Jun 25

84°F

Scattered Clouds
Min: 62°F
Max: 86°F

Gentle Breeze: 12 mps S
Precip.: n/a
Humidity: 51%
Cloud cover: 50%

Fri Jun 26

86°F

Moderate Rain
Min: 65°F
Max: 88°F

Moderate breeze: 13 mps N
Precip.: Chance of Rain
Humidity: 42%
Cloud cover: 100%

Sat Jun 27

76°F

Light Rain
Min: 63°F
Max: 81°F

Gentle Breeze: 8 mps NNE
Precip.: Chance of Rain
Humidity: 77%
Cloud cover: 100%

Sun Jun 28

81°F

Light Rain
Min: 65°F
Max: 84°F

Light breeze: 7 mps ESE
Precip.: Chance of Rain
Humidity: 55%
Cloud cover: 100%

Mon Jun 29

87°F

Light Rain
Min: 65°F
Max: 87°F

Gentle Breeze: 8 mps ESE
Precip.: Chance of Rain
Humidity: 42%
Cloud cover: 21%

Tue Jun 30

89°F

Few Clouds
Min: 63°F
Max: 89°F

Gentle Breeze: 9 mps WSW
Precip.: n/a
Humidity: 38%
Cloud cover: 21%

More about 21635

About 21635

The ZIP code 21635 is associated with the city of Galena in Kent County in Maryland.

21635 Solar Energy & Power

To learn more about solar energy and solar power in 21635, or for more solar-related resources for MD, check out the U.S. Energy Information Administration.