Solar Energy & Solar Power Resources

Solar Power in 18102 (Allentown, PA)

Solar Energy in 18102

Sorry, historical solar radition values for 18102 are currently unavailable, please check back later.

Solar Panels in 18102

Solar panels in 18102 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 18102

The total length of the day in 18102 (Allentown, PA) today (March 10, 2026) will be 11 hours and 45 minutes. [More]

Solar Energy in 18102 (Allentown, PA)

Solar Energy Data for 18102

See the chart below to see how different types of solar panel installations compare in 18102.

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

Solar Energy Analysis for 18102

Sorry, it is not possible to complete our solar energy analysis for 18102 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 18102

Solar Radiation Data in 18102

See the chart below for monthly solar radiation levels in 18102.

Sorry, data is not currently available.

Solar Radiation Analysis for 18102

Sorry, it is not possible to complete our solar radiation analysis for 18102 at this time.

Historical solar radiation data for 18102 is not currently available.

Please check back later.

Solar Power Comparison: 18102 vs. the U.S.

Solar Power Levels in 18102

Sorry, solar radiation data for 18102 is not currently available.

Solar Power: 18102 vs. the U.S.

Below is a month-by-month comparison of how average 18102 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 18102

Sunrise / Sunset in 18102

Sunrise/Sunset for March 10, 2026 ^[2]
- Sunrise: 7:19 am
- Sunset: 7:04 pm
- Length of Day: 11:45

Best Months for Solar in 18102

Monthly data not currently available.

Solar Panel Installs in 18102

We do not have data on solar panel installations in ZIP Code 18102 at the current time.

Solar Power Output in 18102

The Power of Solar in 18102

Monthly AC solar system output averages for 18102. Month-by-month solar power, as ranked by AC output, in 18102. ^[2]

AC output data is not currently available.

Solar Output Analysis for 18102

Sorry, it is not possible to complete our solar radiation analysis for 18102 at this time.

Historical solar radiation data for 18102 is not currently available.

Please check back later.

Weather Forecast for 18102 ^[5]

Tue Mar 10

74°F

Sky Is Clear
Min: 47°F
Max: 77°F

Gentle Breeze: 10 mps SW
Precip.: n/a
Humidity: 51%
Cloud cover: 0%

Wed Mar 11

70°F

Light Rain
Min: 54°F
Max: 70°F

Moderate breeze: 16 mps SW
Precip.: Chance of Rain
Humidity: 69%
Cloud cover: 84%

Thu Mar 12

38°F

Light Rain
Min: 33°F
Max: 67°F

Fresh Breeze: 19 mps WNW
Precip.: Chance of Rain
Humidity: 62%
Cloud cover: 100%

Fri Mar 13

41°F

Light Rain
Min: 30°F
Max: 46°F

Fresh Breeze: 18 mps WSW
Precip.: Chance of Rain
Humidity: 45%
Cloud cover: 84%

Sat Mar 14

46°F

Light Rain
Min: 33°F
Max: 47°F

Fresh Breeze: 19 mps W
Precip.: Chance of Rain
Humidity: 41%
Cloud cover: 30%

Sun Mar 15

61°F

Light Rain
Min: 37°F
Max: 63°F

Moderate breeze: 16 mps S
Precip.: Chance of Rain
Humidity: 67%
Cloud cover: 100%

More about 18102

About 18102

The ZIP code 18102 is associated with the city of Allentown in Lehigh County in Pennsylvania.

18102 Solar Energy & Power

To learn more about solar energy and solar power in 18102, or for more solar-related resources for PA, check out the U.S. Energy Information Administration.