Solar Energy & Solar Power Resources

Solar Power in 61540 (Lacon, IL)

Solar Energy in 61540

Sorry, historical solar radition values for 61540 are currently unavailable, please check back later.

Solar Panels in 61540

Solar panels in 61540 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 61540

The total length of the day in 61540 (Lacon, IL) today (August 21, 2026) will be 13 hours and 37 minutes. [More]

Solar Energy in 61540 (Lacon, IL)

Solar Energy Data for 61540

See the chart below to see how different types of solar panel installations compare in 61540.

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

Solar Energy Analysis for 61540

Sorry, it is not possible to complete our solar energy analysis for 61540 at this time.

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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 61540

Solar Radiation Data in 61540

See the chart below for monthly solar radiation levels in 61540.

Sorry, data is not currently available.

Solar Radiation Analysis for 61540

Sorry, it is not possible to complete our solar radiation analysis for 61540 at this time.

Historical solar radiation data for 61540 is not currently available.

Please check back later.

Solar Power Comparison: 61540 vs. the U.S.

Solar Power Levels in 61540

Sorry, solar radiation data for 61540 is not currently available.

Solar Power: 61540 vs. the U.S.

Below is a month-by-month comparison of how average 61540 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 61540

Sunrise / Sunset in 61540

Sunrise/Sunset for August 21, 2026 ^[2]
- Sunrise: 6:12 am
- Sunset: 7:49 pm
- Length of Day: 13:37

Best Months for Solar in 61540

Monthly data not currently available.

Solar Panel Installs in 61540

We do not have data on solar panel installations in ZIP Code 61540 at the current time.

Solar Power Output in 61540

The Power of Solar in 61540

Monthly AC solar system output averages for 61540. Month-by-month solar power, as ranked by AC output, in 61540. ^[2]

AC output data is not currently available.

Solar Output Analysis for 61540

Sorry, it is not possible to complete our solar radiation analysis for 61540 at this time.

Historical solar radiation data for 61540 is not currently available.

Please check back later.

Weather Forecast for 61540 ^[5]

Fri Aug 21

83°F

Moderate Rain
Min: 62°F
Max: 85°F

Gentle Breeze: 9 mps SW
Precip.: Chance of Rain
Humidity: 71%
Cloud cover: 51%

Sat Aug 22

84°F

Light Rain
Min: 65°F
Max: 85°F

Gentle Breeze: 12 mps WNW
Precip.: Chance of Rain
Humidity: 63%
Cloud cover: 0%

Sun Aug 23

75°F

Broken Clouds
Min: 56°F
Max: 76°F

Gentle Breeze: 8 mps NNW
Precip.: n/a
Humidity: 53%
Cloud cover: 57%

Mon Aug 24

76°F

Overcast Clouds
Min: 58°F
Max: 76°F

Light breeze: 5 mps SE
Precip.: n/a
Humidity: 58%
Cloud cover: 92%

Tue Aug 25

73°F

Broken Clouds
Min: 62°F
Max: 78°F

Gentle Breeze: 8 mps SSE
Precip.: n/a
Humidity: 70%
Cloud cover: 83%

Wed Aug 26

82°F

Light Rain
Min: 66°F
Max: 84°F

Gentle Breeze: 8 mps WSW
Precip.: Chance of Rain
Humidity: 69%
Cloud cover: 41%

More about 61540

About 61540

The ZIP code 61540 is associated with the city of Lacon in Marshall County in Illinois.

61540 Solar Energy & Power

To learn more about solar energy and solar power in 61540, or for more solar-related resources for IL, check out the U.S. Energy Information Administration.