Solar Energy & Solar Power Resources

Solar Power in 18421 (Forest City, PA)

Solar Energy in 18421

Sorry, historical solar radition values for 18421 are currently unavailable, please check back later.

Solar Panels in 18421

Solar panels in 18421 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 18421

The total length of the day in 18421 (Forest City, PA) today (September 22, 2026) will be 12 hours and 12 minutes. [More]

Solar Energy in 18421 (Forest City, PA)

Solar Energy Data for 18421

See the chart below to see how different types of solar panel installations compare in 18421.

Historical solar power output data for Forest City is not currently available.

Solar Energy Analysis for 18421

Sorry, it is not possible to complete our solar energy analysis for 18421 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 18421

Solar Radiation Data in 18421

See the chart below for monthly solar radiation levels in 18421.

Sorry, data is not currently available.

Solar Radiation Analysis for 18421

Sorry, it is not possible to complete our solar radiation analysis for 18421 at this time.

Historical solar radiation data for 18421 is not currently available.

Please check back later.

Solar Power Comparison: 18421 vs. the U.S.

Solar Power Levels in 18421

Sorry, solar radiation data for 18421 is not currently available.

Solar Power: 18421 vs. the U.S.

Below is a month-by-month comparison of how average 18421 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 Pennsylvania is not currently available.

Solar Data & Statistics for 18421

Sunrise / Sunset in 18421

Sunrise/Sunset for September 22, 2026 ^[2]
- Sunrise: 6:48 am
- Sunset: 7:00 pm
- Length of Day: 12:12

Best Months for Solar in 18421

Monthly data not currently available.

Solar Panel Installs in 18421

We do not have data on solar panel installations in ZIP Code 18421 at the current time.

Solar Power Output in 18421

The Power of Solar in 18421

Monthly AC solar system output averages for 18421. Month-by-month solar power, as ranked by AC output, in 18421. ^[2]

AC output data is not currently available.

Solar Output Analysis for 18421

Sorry, it is not possible to complete our solar radiation analysis for 18421 at this time.

Historical solar radiation data for 18421 is not currently available.

Please check back later.

Weather Forecast for 18421 ^[5]

Tue Sep 22

60°F

Light Rain
Min: 52°F
Max: 61°F

Gentle Breeze: 9 mps E
Precip.: Chance of Rain
Humidity: 58%
Cloud cover: 99%

Wed Sep 23

61°F

Scattered Clouds
Min: 49°F
Max: 62°F

Moderate breeze: 13 mps E
Precip.: n/a
Humidity: 46%
Cloud cover: 34%

Thu Sep 24

59°F

Sky Is Clear
Min: 43°F
Max: 64°F

Gentle Breeze: 9 mps E
Precip.: n/a
Humidity: 48%
Cloud cover: 0%

Fri Sep 25

60°F

Broken Clouds
Min: 46°F
Max: 67°F

Gentle Breeze: 9 mps NNE
Precip.: n/a
Humidity: 58%
Cloud cover: 76%

Sat Sep 26

60°F

Overcast Clouds
Min: 50°F
Max: 63°F

Moderate breeze: 13 mps N
Precip.: n/a
Humidity: 63%
Cloud cover: 100%

Sun Sep 27

62°F

Broken Clouds
Min: 50°F
Max: 67°F

Moderate breeze: 14 mps N
Precip.: n/a
Humidity: 57%
Cloud cover: 72%

More about 18421

About 18421

The ZIP code 18421 is associated with the city of Forest City in Susquehanna County in Pennsylvania.

18421 Solar Energy & Power

To learn more about solar energy and solar power in 18421, or for more solar-related resources for PA, check out the U.S. Energy Information Administration.