Solar Energy & Solar Power Resources

Solar Energy in Wilmington, IL

Solar Energy in Wilmington

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

Solar Panels in Wilmington

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

Sunrise & Sunset in Wilmington

The total length of the day in Wilmington, IL today (June 11, 2026) will be 15 hours and 10 minutes. [More]

Solar Power in Wilmington, IL

Solar Energy Data in Wilmington, IL

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

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

Solar Energy Analysis for Wilmington, IL

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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 Wilmington

Solar Radiation Data in Wilmington, IL

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

Sorry, data is not currently available.

Solar Radiation Analysis for Wilmington, IL

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

Historical solar radiation data for Wilmington is not currently available.

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

Solar Power Levels in Wilmington

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

Solar Power: Wilmington vs. the U.S.

Below is a month-by-month comparison of how average Wilmington 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 Illinois is not currently available.

Solar Data & Statistics for Wilmington

Sunrise / Sunset in Wilmington

Sunrise/Sunset for June 11, 2026 ^[2]
- Sunrise: 5:17 am
- Sunset: 8:27 pm
- Length of Day: 15:10

Best Months for Solar in Wilmington

Monthly data not currently available.

Solar Panel Installs in Wilmington

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

Solar Power Output in Wilmington

The Power of Solar in Wilmington, IL

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

AC output data is not currently available.

Solar Output Analysis for Wilmington, IL

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

Historical solar radiation data for Wilmington is not currently available.

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Cost of Utilities in Wilmington

Wilmington Electricity Costs

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Solar Power Poll: Wilmington

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

Wilmington Natural Gas Costs

Sorry, Illinois residential natural gas prices are currently unavailable.

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Weather Forecast for Wilmington, IL ^[5]

Thu Jun 11

81°F

Very Heavy Rain
Min: 63°F
Max: 81°F

Fresh Breeze: 24 mps SW
Precip.: Chance of Rain
Humidity: 80%
Cloud cover: 77%

Fri Jun 12

75°F

Sky Is Clear
Min: 56°F
Max: 77°F

Moderate breeze: 14 mps W
Precip.: n/a
Humidity: 56%
Cloud cover: 0%

Sat Jun 13

79°F

Light Rain
Min: 60°F
Max: 82°F

Moderate breeze: 13 mps SW
Precip.: Chance of Rain
Humidity: 61%
Cloud cover: 89%

Sun Jun 14

66°F

Light Rain
Min: 57°F
Max: 69°F

Moderate breeze: 15 mps NW
Precip.: Chance of Rain
Humidity: 60%
Cloud cover: 17%

Mon Jun 15

70°F

Sky Is Clear
Min: 55°F
Max: 70°F

Moderate breeze: 15 mps WNW
Precip.: n/a
Humidity: 46%
Cloud cover: 7%

Tue Jun 16

72°F

Light Rain
Min: 52°F
Max: 72°F

Gentle Breeze: 9 mps SSW
Precip.: Chance of Rain
Humidity: 49%
Cloud cover: 95%

More about Wilmington

About Wilmington

The city of Wilmington, IL in Will County has an approximate population of 5,724. ^[6]

Wilmington, IL Solar Energy

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