Solar Energy & Solar Power Resources

Solar Energy in Portsmouth, IA

Solar Energy in Portsmouth

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

Solar Panels in Portsmouth

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

Sunrise & Sunset in Portsmouth

The total length of the day in Portsmouth, IA today (October 29, 2025) will be 10 hours and 32 minutes. [More]

Solar Power in Portsmouth, IA

Solar Energy Data in Portsmouth, IA

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

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

Solar Energy Analysis for Portsmouth, IA

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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 Portsmouth

Solar Radiation Data in Portsmouth, IA

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

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Solar Radiation Analysis for Portsmouth, IA

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Historical solar radiation data for Portsmouth is not currently available.

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

Solar Power Levels in Portsmouth

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

Solar Power: Portsmouth vs. the U.S.

Below is a month-by-month comparison of how average Portsmouth 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 Iowa is not currently available.

Solar Data & Statistics for Portsmouth

Sunrise / Sunset in Portsmouth

Sunrise/Sunset for October 29, 2025 ^[2]
- Sunrise: 7:49 am
- Sunset: 6:21 pm
- Length of Day: 10:32

Best Months for Solar in Portsmouth

Monthly data not currently available.

Solar Panel Installs in Portsmouth

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

Solar Power Output in Portsmouth

The Power of Solar in Portsmouth, IA

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

AC output data is not currently available.

Solar Output Analysis for Portsmouth, IA

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

Historical solar radiation data for Portsmouth is not currently available.

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Cost of Utilities in Portsmouth

Portsmouth Electricity Costs

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Solar Power Poll: Portsmouth

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

Portsmouth Natural Gas Costs

Sorry, Iowa residential natural gas prices are currently unavailable.

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Weather Forecast for Portsmouth, IA ^[5]

Wed Oct 29

48°F

Moderate Rain
Min: 39°F
Max: 49°F

Strong breeze: 25 mps N
Precip.: Chance of Rain
Humidity: 79%
Cloud cover: 100%

Thu Oct 30

52°F

Broken Clouds
Min: 36°F
Max: 57°F

Gentle Breeze: 12 mps W
Precip.: n/a
Humidity: 43%
Cloud cover: 66%

Fri Oct 31

53°F

Few Clouds
Min: 38°F
Max: 53°F

Moderate breeze: 17 mps NW
Precip.: n/a
Humidity: 40%
Cloud cover: 11%

Sat Nov 1

45°F

Sky Is Clear
Min: 31°F
Max: 47°F

Gentle Breeze: 9 mps NNW
Precip.: n/a
Humidity: 49%
Cloud cover: 9%

Sun Nov 2

49°F

Overcast Clouds
Min: 33°F
Max: 52°F

Gentle Breeze: 12 mps S
Precip.: n/a
Humidity: 45%
Cloud cover: 90%

Mon Nov 3

59°F

Sky Is Clear
Min: 39°F
Max: 64°F

Gentle Breeze: 11 mps SW
Precip.: n/a
Humidity: 40%
Cloud cover: 6%

More about Portsmouth

About Portsmouth

The city of Portsmouth, IA in Shelby County has an approximate population of 195. ^[6]

Portsmouth, IA Solar Energy

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