Solar Energy & Solar Power Resources

Solar Power in 18018 (Bethlehem, PA)

Solar Energy in 18018

Sorry, historical solar radition values for 18018 are currently unavailable, please check back later.

Solar Panels in 18018

Solar panels in 18018 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 18018

The total length of the day in 18018 (Bethlehem, PA) today (June 15, 2026) will be 15 hours and 7 minutes. [More]

Solar Energy in 18018 (Bethlehem, PA)

Solar Energy Data for 18018

See the chart below to see how different types of solar panel installations compare in 18018.

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

Solar Energy Analysis for 18018

Sorry, it is not possible to complete our solar energy analysis for 18018 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 18018

Solar Radiation Data in 18018

See the chart below for monthly solar radiation levels in 18018.

Sorry, data is not currently available.

Solar Radiation Analysis for 18018

Sorry, it is not possible to complete our solar radiation analysis for 18018 at this time.

Historical solar radiation data for 18018 is not currently available.

Please check back later.

Solar Power Comparison: 18018 vs. the U.S.

Solar Power Levels in 18018

Sorry, solar radiation data for 18018 is not currently available.

Solar Power: 18018 vs. the U.S.

Below is a month-by-month comparison of how average 18018 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 18018

Sunrise / Sunset in 18018

Sunrise/Sunset for June 15, 2026 ^[2]
- Sunrise: 5:28 am
- Sunset: 8:35 pm
- Length of Day: 15:7

Best Months for Solar in 18018

Monthly data not currently available.

Solar Panel Installs in 18018

We do not have data on solar panel installations in ZIP Code 18018 at the current time.

Solar Power Output in 18018

The Power of Solar in 18018

Monthly AC solar system output averages for 18018. Month-by-month solar power, as ranked by AC output, in 18018. ^[2]

AC output data is not currently available.

Solar Output Analysis for 18018

Sorry, it is not possible to complete our solar radiation analysis for 18018 at this time.

Historical solar radiation data for 18018 is not currently available.

Please check back later.

Weather Forecast for 18018 ^[5]

Mon Jun 15

76°F

Light Rain
Min: 59°F
Max: 78°F

Moderate breeze: 13 mps NNW
Precip.: Chance of Rain
Humidity: 41%
Cloud cover: 6%

Tue Jun 16

74°F

Few Clouds
Min: 49°F
Max: 75°F

Light breeze: 7 mps SW
Precip.: n/a
Humidity: 42%
Cloud cover: 21%

Wed Jun 17

74°F

Moderate Rain
Min: 55°F
Max: 81°F

Moderate breeze: 12 mps WSW
Precip.: Chance of Rain
Humidity: 64%
Cloud cover: 82%

Thu Jun 18

87°F

Light Rain
Min: 63°F
Max: 88°F

Fresh Breeze: 19 mps WSW
Precip.: Chance of Rain
Humidity: 55%
Cloud cover: 94%

Fri Jun 19

77°F

Light Rain
Min: 63°F
Max: 77°F

Moderate breeze: 15 mps WNW
Precip.: Chance of Rain
Humidity: 46%
Cloud cover: 60%

Sat Jun 20

73°F

Few Clouds
Min: 55°F
Max: 73°F

Moderate breeze: 17 mps WNW
Precip.: n/a
Humidity: 41%
Cloud cover: 14%

More about 18018

About 18018

The ZIP code 18018 is associated with the city of Bethlehem in Northampton County in Pennsylvania.

18018 Solar Energy & Power

To learn more about solar energy and solar power in 18018, or for more solar-related resources for PA, check out the U.S. Energy Information Administration.