Solar Energy & Solar Power Resources

Solar Power in 45820 (Cairo, OH)

Solar Energy in 45820

Sorry, historical solar radition values for 45820 are currently unavailable, please check back later.

Solar Panels in 45820

Solar panels in 45820 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 45820

The total length of the day in 45820 (Cairo, OH) today (June 28, 2026) will be 15 hours and 8 minutes. [More]

Solar Energy in 45820 (Cairo, OH)

Solar Energy Data for 45820

See the chart below to see how different types of solar panel installations compare in 45820.

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

Solar Energy Analysis for 45820

Sorry, it is not possible to complete our solar energy analysis for 45820 at this time.

Please check back later.

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 45820

Solar Radiation Data in 45820

See the chart below for monthly solar radiation levels in 45820.

Sorry, data is not currently available.

Solar Radiation Analysis for 45820

Sorry, it is not possible to complete our solar radiation analysis for 45820 at this time.

Historical solar radiation data for 45820 is not currently available.

Please check back later.

Solar Power Comparison: 45820 vs. the U.S.

Solar Power Levels in 45820

Sorry, solar radiation data for 45820 is not currently available.

Solar Power: 45820 vs. the U.S.

Below is a month-by-month comparison of how average 45820 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 Ohio is not currently available.

Solar Data & Statistics for 45820

Sunrise / Sunset in 45820

Sunrise/Sunset for June 28, 2026 ^[2]
- Sunrise: 6:05 am
- Sunset: 9:13 pm
- Length of Day: 15:8

Best Months for Solar in 45820

Monthly data not currently available.

Solar Panel Installs in 45820

We do not have data on solar panel installations in ZIP Code 45820 at the current time.

Solar Power Output in 45820

The Power of Solar in 45820

Monthly AC solar system output averages for 45820. Month-by-month solar power, as ranked by AC output, in 45820. ^[2]

AC output data is not currently available.

Solar Output Analysis for 45820

Sorry, it is not possible to complete our solar radiation analysis for 45820 at this time.

Historical solar radiation data for 45820 is not currently available.

Please check back later.

Weather Forecast for 45820 ^[5]

Sun Jun 28

77°F

Light Rain
Min: 67°F
Max: 82°F

Gentle Breeze: 9 mps NE
Precip.: Chance of Rain
Humidity: 79%
Cloud cover: 56%

Mon Jun 29

87°F

Broken Clouds
Min: 70°F
Max: 90°F

Gentle Breeze: 11 mps SSW
Precip.: n/a
Humidity: 69%
Cloud cover: 77%

Tue Jun 30

90°F

Sky Is Clear
Min: 75°F
Max: 92°F

Moderate breeze: 12 mps WSW
Precip.: n/a
Humidity: 62%
Cloud cover: 8%

Wed Jul 1

92°F

Sky Is Clear
Min: 73°F
Max: 92°F

Gentle Breeze: 9 mps SW
Precip.: n/a
Humidity: 54%
Cloud cover: 0%

Thu Jul 2

90°F

Light Rain
Min: 75°F
Max: 91°F

Gentle Breeze: 9 mps SW
Precip.: Chance of Rain
Humidity: 63%
Cloud cover: 21%

Fri Jul 3

91°F

Light Rain
Min: 72°F
Max: 92°F

Gentle Breeze: 8 mps SW
Precip.: Chance of Rain
Humidity: 56%
Cloud cover: 20%

More about 45820

About 45820

The ZIP code 45820 is associated with the city of Cairo in Allen County in Ohio.

45820 Solar Energy & Power

To learn more about solar energy and solar power in 45820, or for more solar-related resources for OH, check out the U.S. Energy Information Administration.