Solar Energy & Solar Power Resources

Solar Power in 18105 (Allentown, PA)

Solar Energy in 18105

Sorry, historical solar radition values for 18105 are currently unavailable, please check back later.

Solar Panels in 18105

Solar panels in 18105 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 18105

The total length of the day in 18105 (Allentown, PA) today (April 30, 2025) will be 13 hours and 59 minutes. [More]

Solar Energy in 18105 (Allentown, PA)

Solar Energy Data for 18105

See the chart below to see how different types of solar panel installations compare in 18105.

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

Solar Energy Analysis for 18105

Sorry, it is not possible to complete our solar energy analysis for 18105 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 18105

Solar Radiation Data in 18105

See the chart below for monthly solar radiation levels in 18105.

Sorry, data is not currently available.

Solar Radiation Analysis for 18105

Sorry, it is not possible to complete our solar radiation analysis for 18105 at this time.

Historical solar radiation data for 18105 is not currently available.

Please check back later.

Solar Power Comparison: 18105 vs. the U.S.

Solar Power Levels in 18105

Sorry, solar radiation data for 18105 is not currently available.

Solar Power: 18105 vs. the U.S.

Below is a month-by-month comparison of how average 18105 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 18105

Sunrise / Sunset in 18105

Sunrise/Sunset for April 30, 2025 ^[2]
- Sunrise: 5:59 am
- Sunset: 7:58 pm
- Length of Day: 13:59

Best Months for Solar in 18105

Monthly data not currently available.

Solar Panel Installs in 18105

We do not have data on solar panel installations in ZIP Code 18105 at the current time.

Solar Power Output in 18105

The Power of Solar in 18105

Monthly AC solar system output averages for 18105. Month-by-month solar power, as ranked by AC output, in 18105. ^[2]

AC output data is not currently available.

Solar Output Analysis for 18105

Sorry, it is not possible to complete our solar radiation analysis for 18105 at this time.

Historical solar radiation data for 18105 is not currently available.

Please check back later.

Weather Forecast for 18105 ^[5]

Wed Apr 30

67°F

Light Rain
Min: 50°F
Max: 71°F

Moderate breeze: 14 mps NNW
Precip.: Chance of Rain
Humidity: 40%
Cloud cover: 0%

Thu May 1

63°F

Light Rain
Min: 42°F
Max: 71°F

Moderate breeze: 13 mps SSW
Precip.: Chance of Rain
Humidity: 43%
Cloud cover: 99%

Fri May 2

71°F

Moderate Rain
Min: 55°F
Max: 75°F

Moderate breeze: 16 mps WSW
Precip.: Chance of Rain
Humidity: 74%
Cloud cover: 97%

Sat May 3

62°F

Moderate Rain
Min: 50°F
Max: 62°F

Gentle Breeze: 9 mps SSW
Precip.: Chance of Rain
Humidity: 95%
Cloud cover: 100%

Sun May 4

53°F

Sky Is Clear
Min: 40°F
Max: 62°F

Gentle Breeze: 11 mps NW
Precip.: n/a
Humidity: 49%
Cloud cover: 7%

Mon May 5

57°F

Scattered Clouds
Min: 42°F
Max: 65°F

Gentle Breeze: 10 mps N
Precip.: n/a
Humidity: 42%
Cloud cover: 47%

More about 18105

About 18105

The ZIP code 18105 is associated with the city of Allentown in Lehigh County in Pennsylvania.

18105 Solar Energy & Power

To learn more about solar energy and solar power in 18105, or for more solar-related resources for PA, check out the U.S. Energy Information Administration.