Solar Energy & Solar Power Resources

Solar Power in 04123 (Portland, ME)

Solar Energy in 04123

Sorry, historical solar radition values for 04123 are currently unavailable, please check back later.

Solar Panels in 04123

Solar panels in 04123 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 04123

The total length of the day in 04123 (Portland, ME) today (June 22, 2026) will be 15 hours and 30 minutes. [More]

Solar Energy in 04123 (Portland, ME)

Solar Energy Data for 04123

See the chart below to see how different types of solar panel installations compare in 04123.

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

Solar Energy Analysis for 04123

Sorry, it is not possible to complete our solar energy analysis for 04123 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 04123

Solar Radiation Data in 04123

See the chart below for monthly solar radiation levels in 04123.

Sorry, data is not currently available.

Solar Radiation Analysis for 04123

Sorry, it is not possible to complete our solar radiation analysis for 04123 at this time.

Historical solar radiation data for 04123 is not currently available.

Please check back later.

Solar Power Comparison: 04123 vs. the U.S.

Solar Power Levels in 04123

Sorry, solar radiation data for 04123 is not currently available.

Solar Power: 04123 vs. the U.S.

Below is a month-by-month comparison of how average 04123 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 Maine is not currently available.

Solar Data & Statistics for 04123

Sunrise / Sunset in 04123

Sunrise/Sunset for June 22, 2026 ^[2]
- Sunrise: 4:58 am
- Sunset: 8:28 pm
- Length of Day: 15:30

Best Months for Solar in 04123

Monthly data not currently available.

Solar Panel Installs in 04123

We do not have data on solar panel installations in ZIP Code 04123 at the current time.

Solar Power Output in 04123

The Power of Solar in 04123

Monthly AC solar system output averages for 04123. Month-by-month solar power, as ranked by AC output, in 04123. ^[2]

AC output data is not currently available.

Solar Output Analysis for 04123

Sorry, it is not possible to complete our solar radiation analysis for 04123 at this time.

Historical solar radiation data for 04123 is not currently available.

Please check back later.

Weather Forecast for 04123 ^[5]

Mon Jun 22

69°F

Moderate Rain
Min: 58°F
Max: 70°F

Gentle Breeze: 10 mps SSW
Precip.: Chance of Rain
Humidity: 76%
Cloud cover: 100%

Tue Jun 23

66°F

Heavy Intensity Rain
Min: 57°F
Max: 73°F

Gentle Breeze: 10 mps ESE
Precip.: Chance of Rain
Humidity: 97%
Cloud cover: 100%

Wed Jun 24

77°F

Light Rain
Min: 57°F
Max: 80°F

Gentle Breeze: 11 mps WNW
Precip.: Chance of Rain
Humidity: 51%
Cloud cover: 3%

Thu Jun 25

70°F

Light Rain
Min: 59°F
Max: 71°F

Gentle Breeze: 9 mps SE
Precip.: Chance of Rain
Humidity: 62%
Cloud cover: 100%

Fri Jun 26

64°F

Moderate Rain
Min: 61°F
Max: 68°F

Gentle Breeze: 8 mps SSW
Precip.: Chance of Rain
Humidity: 96%
Cloud cover: 100%

Sat Jun 27

67°F

Broken Clouds
Min: 60°F
Max: 67°F

Gentle Breeze: 8 mps ESE
Precip.: n/a
Humidity: 80%
Cloud cover: 74%

More about 04123

About 04123

The ZIP code 04123 is associated with the city of Portland in Cumberland County in Maine.

04123 Solar Energy & Power

To learn more about solar energy and solar power in 04123, or for more solar-related resources for ME, check out the U.S. Energy Information Administration.