Solar Energy & Solar Power Resources

Solar Power in 03801 (Portsmouth, NH)

Solar Energy in 03801

Sorry, historical solar radition values for 03801 are currently unavailable, please check back later.

Solar Panels in 03801

Solar panels in 03801 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 03801

The total length of the day in 03801 (Portsmouth, NH) today (July 15, 2026) will be 15 hours and 6 minutes. [More]

Solar Energy in 03801 (Portsmouth, NH)

Solar Energy Data for 03801

See the chart below to see how different types of solar panel installations compare in 03801.

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

Solar Energy Analysis for 03801

Sorry, it is not possible to complete our solar energy analysis for 03801 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 03801

Solar Radiation Data in 03801

See the chart below for monthly solar radiation levels in 03801.

Sorry, data is not currently available.

Solar Radiation Analysis for 03801

Sorry, it is not possible to complete our solar radiation analysis for 03801 at this time.

Historical solar radiation data for 03801 is not currently available.

Please check back later.

Solar Power Comparison: 03801 vs. the U.S.

Solar Power Levels in 03801

Sorry, solar radiation data for 03801 is not currently available.

Solar Power: 03801 vs. the U.S.

Below is a month-by-month comparison of how average 03801 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 New Hampshire is not currently available.

Solar Data & Statistics for 03801

Sunrise / Sunset in 03801

Sunrise/Sunset for July 15, 2026 ^[2]
- Sunrise: 5:16 am
- Sunset: 8:22 pm
- Length of Day: 15:6

Best Months for Solar in 03801

Monthly data not currently available.

Solar Panel Installs in 03801

We do not have data on solar panel installations in ZIP Code 03801 at the current time.

Solar Power Output in 03801

The Power of Solar in 03801

Monthly AC solar system output averages for 03801. Month-by-month solar power, as ranked by AC output, in 03801. ^[2]

AC output data is not currently available.

Solar Output Analysis for 03801

Sorry, it is not possible to complete our solar radiation analysis for 03801 at this time.

Historical solar radiation data for 03801 is not currently available.

Please check back later.

Weather Forecast for 03801 ^[5]

Wed Jul 15

80°F

Overcast Clouds
Min: 75°F
Max: 89°F

Moderate breeze: 16 mps NW
Precip.: n/a
Humidity: 38%
Cloud cover: 97%

Thu Jul 16

76°F

Light Rain
Min: 62°F
Max: 87°F

Moderate breeze: 16 mps WNW
Precip.: Chance of Rain
Humidity: 34%
Cloud cover: 0%

Fri Jul 17

76°F

Sky Is Clear
Min: 57°F
Max: 80°F

Moderate breeze: 13 mps NW
Precip.: n/a
Humidity: 30%
Cloud cover: 9%

Sat Jul 18

65°F

Light Rain
Min: 61°F
Max: 65°F

Gentle Breeze: 9 mps SSW
Precip.: Chance of Rain
Humidity: 77%
Cloud cover: 100%

Sun Jul 19

70°F

Overcast Clouds
Min: 63°F
Max: 74°F

Gentle Breeze: 9 mps SE
Precip.: n/a
Humidity: 77%
Cloud cover: 100%

Mon Jul 20

73°F

Light Rain
Min: 62°F
Max: 73°F

Moderate breeze: 15 mps SE
Precip.: Chance of Rain
Humidity: 74%
Cloud cover: 91%

More about 03801

About 03801

The ZIP code 03801 is associated with the city of Portsmouth in Rockingham County in New Hampshire.

03801 Solar Energy & Power

To learn more about solar energy and solar power in 03801, or for more solar-related resources for NH, check out the U.S. Energy Information Administration.