Solar Energy & Solar Power Resources

Solar Energy in Dekalb, IL

Solar Energy in Dekalb

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

Solar Panels in Dekalb

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

Sunrise & Sunset in Dekalb

The total length of the day in Dekalb, IL today (October 21, 2026) will be 10 hours and 50 minutes. [More]

Solar Power in Dekalb, IL

Solar Energy Data in Dekalb, IL

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

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

Solar Energy Analysis for Dekalb, 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 Dekalb

Solar Radiation Data in Dekalb, IL

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

Sorry, data is not currently available.

Solar Radiation Analysis for Dekalb, IL

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

Historical solar radiation data for Dekalb is not currently available.

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

Solar Power Levels in Dekalb

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

Solar Power: Dekalb vs. the U.S.

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

Sunrise / Sunset in Dekalb

Sunrise/Sunset for October 21, 2026 ^[2]
- Sunrise: 7:14 am
- Sunset: 6:04 pm
- Length of Day: 10:50

Best Months for Solar in Dekalb

Monthly data not currently available.

Solar Panel Installs in Dekalb

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

Solar Power Output in Dekalb

The Power of Solar in Dekalb, IL

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

AC output data is not currently available.

Solar Output Analysis for Dekalb, IL

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

Historical solar radiation data for Dekalb is not currently available.

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Cost of Utilities in Dekalb

Dekalb Electricity Costs

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Solar Power Poll: Dekalb

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

Dekalb Natural Gas Costs

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Weather Forecast for Dekalb, IL ^[5]

Wed Oct 21

69°F

Sky Is Clear
Min: 41°F
Max: 71°F

Light breeze: 6 mps SW
Precip.: n/a
Humidity: 46%
Cloud cover: 0%

Thu Oct 22

70°F

Sky Is Clear
Min: 45°F
Max: 73°F

Light breeze: 6 mps SE
Precip.: n/a
Humidity: 61%
Cloud cover: 0%

Fri Oct 23

68°F

Broken Clouds
Min: 47°F
Max: 70°F

Gentle Breeze: 8 mps SE
Precip.: n/a
Humidity: 59%
Cloud cover: 51%

Sat Oct 24

64°F

Overcast Clouds
Min: 50°F
Max: 68°F

Gentle Breeze: 10 mps S
Precip.: n/a
Humidity: 56%
Cloud cover: 95%

Sun Oct 25

69°F

Overcast Clouds
Min: 53°F
Max: 69°F

Light breeze: 7 mps S
Precip.: n/a
Humidity: 49%
Cloud cover: 91%

Mon Oct 26

68°F

Overcast Clouds
Min: 51°F
Max: 68°F

Gentle Breeze: 8 mps S
Precip.: n/a
Humidity: 54%
Cloud cover: 100%

More about Dekalb

About Dekalb

The city of Dekalb, IL in DeKalb County has an approximate population of 43,862. ^[6]

Dekalb, IL Solar Energy

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