Solar Energy & Solar Power Resources

Solar Energy in Belfast, ME

Solar Energy in Belfast

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

Solar Panels in Belfast

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

Sunrise & Sunset in Belfast

The total length of the day in Belfast, ME today (October 21, 2026) will be 10 hours and 43 minutes. [More]

Solar Power in Belfast, ME

Solar Energy Data in Belfast, ME

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

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

Solar Energy Analysis for Belfast, ME

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

Solar Radiation Data in Belfast, ME

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

Sorry, data is not currently available.

Solar Radiation Analysis for Belfast, ME

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

Historical solar radiation data for Belfast is not currently available.

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

Solar Power Levels in Belfast

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

Solar Power: Belfast vs. the U.S.

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

Sunrise / Sunset in Belfast

Sunrise/Sunset for October 21, 2026 ^[2]
- Sunrise: 5:59 am
- Sunset: 4:42 pm
- Length of Day: 10:43

Best Months for Solar in Belfast

Monthly data not currently available.

Solar Panel Installs in Belfast

We do not currently have data on solar panel installations in the city of Belfast, ME at this current time.

Solar Power Output in Belfast

The Power of Solar in Belfast, ME

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

AC output data is not currently available.

Solar Output Analysis for Belfast, ME

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

Historical solar radiation data for Belfast is not currently available.

Please check back later.

Cost of Utilities in Belfast

Belfast Electricity Costs

Sorry, Belfast residential electricity prices are currently unavailable.

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Solar Power Poll: Belfast

Vote now: Given all of the data and analysis provided for Belfast, is solar power a good choice for residents of this city?

Belfast Natural Gas Costs

Sorry, Maine residential natural gas prices are currently unavailable.

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Weather Forecast for Belfast, ME ^[5]

Wed Oct 21

56°F

Sky Is Clear
Min: 37°F
Max: 58°F

Gentle Breeze: 10 mps NNE
Precip.: n/a
Humidity: 60%
Cloud cover: 0%

Thu Oct 22

58°F

Overcast Clouds
Min: 40°F
Max: 60°F

Moderate breeze: 15 mps N
Precip.: n/a
Humidity: 49%
Cloud cover: 100%

Fri Oct 23

47°F

Sky Is Clear
Min: 34°F
Max: 50°F

Moderate breeze: 13 mps N
Precip.: n/a
Humidity: 54%
Cloud cover: 0%

Sat Oct 24

51°F

Scattered Clouds
Min: 32°F
Max: 55°F

Light breeze: 7 mps NW
Precip.: n/a
Humidity: 47%
Cloud cover: 39%

Sun Oct 25

56°F

Sky Is Clear
Min: 35°F
Max: 61°F

Gentle Breeze: 8 mps WSW
Precip.: n/a
Humidity: 41%
Cloud cover: 0%

Mon Oct 26

58°F

Broken Clouds
Min: 38°F
Max: 62°F

Light breeze: 7 mps W
Precip.: n/a
Humidity: 42%
Cloud cover: 51%

More about Belfast

About Belfast

The city of Belfast, ME in Waldo County has an approximate population of 6,668. ^[6]

Belfast, ME Solar Energy

To learn more about solar energy and solar power Belfast, ME, or for more solar-related resources for Belfast, visit the U.S. Energy Information Administration.