Solar Energy & Solar Power Resources

Solar Power in 17221 (Fannettsburg, PA)

Solar Energy in 17221

Sorry, historical solar radition values for 17221 are currently unavailable, please check back later.

Solar Panels in 17221

Solar panels in 17221 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 17221

The total length of the day in 17221 (Fannettsburg, PA) today (December 14, 2025) will be 9 hours and 24 minutes. [More]

Solar Energy in 17221 (Fannettsburg, PA)

Solar Energy Data for 17221

See the chart below to see how different types of solar panel installations compare in 17221.

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

Solar Energy Analysis for 17221

Sorry, it is not possible to complete our solar energy analysis for 17221 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 17221

Solar Radiation Data in 17221

See the chart below for monthly solar radiation levels in 17221.

Sorry, data is not currently available.

Solar Radiation Analysis for 17221

Sorry, it is not possible to complete our solar radiation analysis for 17221 at this time.

Historical solar radiation data for 17221 is not currently available.

Please check back later.

Solar Power Comparison: 17221 vs. the U.S.

Solar Power Levels in 17221

Sorry, solar radiation data for 17221 is not currently available.

Solar Power: 17221 vs. the U.S.

Below is a month-by-month comparison of how average 17221 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 17221

Sunrise / Sunset in 17221

Sunrise/Sunset for December 14, 2025 ^[2]
- Sunrise: 7:24 am
- Sunset: 4:48 pm
- Length of Day: 9:24

Best Months for Solar in 17221

Monthly data not currently available.

Solar Panel Installs in 17221

We do not have data on solar panel installations in ZIP Code 17221 at the current time.

Solar Power Output in 17221

The Power of Solar in 17221

Monthly AC solar system output averages for 17221. Month-by-month solar power, as ranked by AC output, in 17221. ^[2]

AC output data is not currently available.

Solar Output Analysis for 17221

Sorry, it is not possible to complete our solar radiation analysis for 17221 at this time.

Historical solar radiation data for 17221 is not currently available.

Please check back later.

Weather Forecast for 17221 ^[5]

Sun Dec 14

20°F

Rain And Snow
Min: 17°F
Max: 34°F

Moderate breeze: 16 mps NW
Precip.: Chance of Rain
Humidity: 46%
Cloud cover: 66%

Mon Dec 15

23°F

Light Snow
Min: 16°F
Max: 24°F

Moderate breeze: 14 mps NW
Precip.: Chance of Snow
Humidity: 54%
Cloud cover: 100%

Tue Dec 16

33°F

Scattered Clouds
Min: 17°F
Max: 36°F

Light breeze: 7 mps S
Precip.: n/a
Humidity: 44%
Cloud cover: 43%

Wed Dec 17

45°F

Overcast Clouds
Min: 25°F
Max: 46°F

Gentle Breeze: 12 mps WSW
Precip.: n/a
Humidity: 66%
Cloud cover: 100%

Thu Dec 18

41°F

Light Rain
Min: 30°F
Max: 43°F

Gentle Breeze: 9 mps S
Precip.: Chance of Rain
Humidity: 78%
Cloud cover: 100%

Fri Dec 19

37°F

Moderate Rain
Min: 27°F
Max: 47°F

Moderate breeze: 18 mps WNW
Precip.: Chance of Rain
Humidity: 68%
Cloud cover: 68%

More about 17221

About 17221

The ZIP code 17221 is associated with the city of Fannettsburg in Franklin County in Pennsylvania.

17221 Solar Energy & Power

To learn more about solar energy and solar power in 17221, or for more solar-related resources for PA, check out the U.S. Energy Information Administration.