Solar Energy & Solar Power Resources

Solar Power in 99741 (Galena, AK)

Solar Energy in 99741

Sorry, historical solar radition values for 99741 are currently unavailable, please check back later.

Solar Panels in 99741

Solar panels in 99741 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 99741

The total length of the day in 99741 (Galena, AK) today (September 22, 2026) will be 12 hours and 21 minutes. [More]

Solar Energy in 99741 (Galena, AK)

Solar Energy Data for 99741

See the chart below to see how different types of solar panel installations compare in 99741.

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

Solar Energy Analysis for 99741

Sorry, it is not possible to complete our solar energy analysis for 99741 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 99741

Solar Radiation Data in 99741

See the chart below for monthly solar radiation levels in 99741.

Sorry, data is not currently available.

Solar Radiation Analysis for 99741

Sorry, it is not possible to complete our solar radiation analysis for 99741 at this time.

Historical solar radiation data for 99741 is not currently available.

Please check back later.

Solar Power Comparison: 99741 vs. the U.S.

Solar Power Levels in 99741

Sorry, solar radiation data for 99741 is not currently available.

Solar Power: 99741 vs. the U.S.

Below is a month-by-month comparison of how average 99741 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 Alaska is not currently available.

Solar Data & Statistics for 99741

Sunrise / Sunset in 99741

Sunrise/Sunset for September 22, 2026 ^[2]
- Sunrise: 8:09 am
- Sunset: 8:30 pm
- Length of Day: 12:21

Best Months for Solar in 99741

Monthly data not currently available.

Solar Panel Installs in 99741

We do not have data on solar panel installations in ZIP Code 99741 at the current time.

Solar Power Output in 99741

The Power of Solar in 99741

Monthly AC solar system output averages for 99741. Month-by-month solar power, as ranked by AC output, in 99741. ^[2]

AC output data is not currently available.

Solar Output Analysis for 99741

Sorry, it is not possible to complete our solar radiation analysis for 99741 at this time.

Historical solar radiation data for 99741 is not currently available.

Please check back later.

Weather Forecast for 99741 ^[5]

Mon Sep 21

42°F

Broken Clouds
Min: 30°F
Max: 44°F

Gentle Breeze: 10 mps NW
Precip.: n/a
Humidity: 52%
Cloud cover: 51%

Tue Sep 22

42°F

Overcast Clouds
Min: 34°F
Max: 42°F

Light breeze: 6 mps W
Precip.: n/a
Humidity: 64%
Cloud cover: 91%

Wed Sep 23

43°F

Overcast Clouds
Min: 32°F
Max: 44°F

Light breeze: 7 mps WSW
Precip.: n/a
Humidity: 74%
Cloud cover: 100%

Thu Sep 24

45°F

Scattered Clouds
Min: 31°F
Max: 47°F

Gentle Breeze: 11 mps ESE
Precip.: n/a
Humidity: 60%
Cloud cover: 37%

Fri Sep 25

44°F

Overcast Clouds
Min: 35°F
Max: 48°F

Light breeze: 7 mps ENE
Precip.: n/a
Humidity: 62%
Cloud cover: 99%

Sat Sep 26

45°F

Overcast Clouds
Min: 34°F
Max: 49°F

Light breeze: 7 mps ENE
Precip.: n/a
Humidity: 67%
Cloud cover: 100%

More about 99741

About 99741

The ZIP code 99741 is associated with the city of Galena in Yukon-Koyukuk (CA) County in Alaska.

99741 Solar Energy & Power

To learn more about solar energy and solar power in 99741, or for more solar-related resources for AK, check out the U.S. Energy Information Administration.