Solar Energy & Solar Power Resources

Solar Energy in Granite City, IL

Solar Energy in Granite City

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

Solar Panels in Granite City

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

Sunrise & Sunset in Granite City

The total length of the day in Granite City, IL today (October 21, 2026) will be 10 hours and 58 minutes. [More]

Solar Power in Granite City, IL

Solar Energy Data in Granite City, IL

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

Historical solar power output data for Granite City is not currently available.

Solar Energy Analysis for Granite City, 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 Granite City

Solar Radiation Data in Granite City, IL

See the chart below for monthly solar radiation levels in Granite City.

Sorry, data is not currently available.

Solar Radiation Analysis for Granite City, IL

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

Historical solar radiation data for Granite City is not currently available.

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Solar Power Comparison: Granite City vs. the U.S.

Solar Power Levels in Granite City

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

Solar Power: Granite City vs. the U.S.

Below is a month-by-month comparison of how average Granite City 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 Granite City

Sunrise / Sunset in Granite City

Sunrise/Sunset for October 21, 2026 ^[2]
- Sunrise: 7:16 am
- Sunset: 6:14 pm
- Length of Day: 10:58

Solar Energy Statistics for Granite City

Best Months for Solar in Granite City

Monthly data not currently available.

Solar Panel Installs in Granite City

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

Solar Power Output in Granite City

The Power of Solar in Granite City, IL

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

AC output data is not currently available.

Solar Output Analysis for Granite City, IL

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

Historical solar radiation data for Granite City is not currently available.

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Cost of Utilities in Granite City

Granite City Electricity Costs

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Solar Power Poll: Granite City

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

Granite City Natural Gas Costs

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Weather Forecast for Granite City, IL ^[5]

Wed Oct 21

73°F

Few Clouds
Min: 46°F
Max: 76°F

Calm: 3 mps SE
Precip.: n/a
Humidity: 45%
Cloud cover: 20%

Thu Oct 22

75°F

Sky Is Clear
Min: 48°F
Max: 77°F

Calm: 3 mps S
Precip.: n/a
Humidity: 47%
Cloud cover: 0%

Fri Oct 23

73°F

Sky Is Clear
Min: 47°F
Max: 75°F

Light breeze: 6 mps ESE
Precip.: n/a
Humidity: 52%
Cloud cover: 0%

Sat Oct 24

68°F

Scattered Clouds
Min: 52°F
Max: 73°F

Light breeze: 5 mps SE
Precip.: n/a
Humidity: 53%
Cloud cover: 26%

Sun Oct 25

73°F

Overcast Clouds
Min: 53°F
Max: 75°F

Light breeze: 4 mps SE
Precip.: n/a
Humidity: 45%
Cloud cover: 95%

Mon Oct 26

72°F

Overcast Clouds
Min: 56°F
Max: 74°F

Light breeze: 5 mps SSE
Precip.: n/a
Humidity: 42%
Cloud cover: 100%

More about Granite City

About Granite City

The city of Granite City, IL in Madison County has an approximate population of 29,849. ^[6]

Granite City, IL Solar Energy

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