Solar Energy & Solar Power Resources

Solar Power in 40020 (Fairfield, KY)

Solar Energy in 40020

Sorry, historical solar radition values for 40020 are currently unavailable, please check back later.

Solar Panels in 40020

Solar panels in 40020 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 40020

The total length of the day in 40020 (Fairfield, KY) today (July 11, 2026) will be 14 hours and 39 minutes. [More]

Solar Energy in 40020 (Fairfield, KY)

Solar Energy Data for 40020

See the chart below to see how different types of solar panel installations compare in 40020.

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

Solar Energy Analysis for 40020

Sorry, it is not possible to complete our solar energy analysis for 40020 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 40020

Solar Radiation Data in 40020

See the chart below for monthly solar radiation levels in 40020.

Sorry, data is not currently available.

Solar Radiation Analysis for 40020

Sorry, it is not possible to complete our solar radiation analysis for 40020 at this time.

Historical solar radiation data for 40020 is not currently available.

Please check back later.

Solar Power Comparison: 40020 vs. the U.S.

Solar Power Levels in 40020

Sorry, solar radiation data for 40020 is not currently available.

Solar Power: 40020 vs. the U.S.

Below is a month-by-month comparison of how average 40020 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 Kentucky is not currently available.

Solar Data & Statistics for 40020

Sunrise / Sunset in 40020

Sunrise/Sunset for July 11, 2026 ^[2]
- Sunrise: 6:27 am
- Sunset: 9:06 pm
- Length of Day: 14:39

Best Months for Solar in 40020

Monthly data not currently available.

Solar Panel Installs in 40020

We do not have data on solar panel installations in ZIP Code 40020 at the current time.

Solar Power Output in 40020

The Power of Solar in 40020

Monthly AC solar system output averages for 40020. Month-by-month solar power, as ranked by AC output, in 40020. ^[2]

AC output data is not currently available.

Solar Output Analysis for 40020

Sorry, it is not possible to complete our solar radiation analysis for 40020 at this time.

Historical solar radiation data for 40020 is not currently available.

Please check back later.

Weather Forecast for 40020 ^[5]

Sat Jul 11

80°F

Very Heavy Rain
Min: 70°F
Max: 85°F

Moderate breeze: 14 mps WNW
Precip.: Chance of Rain
Humidity: 93%
Cloud cover: 100%

Sun Jul 12

79°F

Moderate Rain
Min: 69°F
Max: 79°F

Moderate breeze: 12 mps NE
Precip.: Chance of Rain
Humidity: 96%
Cloud cover: 99%

Mon Jul 13

81°F

Moderate Rain
Min: 67°F
Max: 83°F

Gentle Breeze: 10 mps NE
Precip.: Chance of Rain
Humidity: 75%
Cloud cover: 100%

Tue Jul 14

85°F

Broken Clouds
Min: 68°F
Max: 86°F

Light breeze: 6 mps ESE
Precip.: n/a
Humidity: 62%
Cloud cover: 75%

Wed Jul 15

85°F

Moderate Rain
Min: 70°F
Max: 87°F

Light breeze: 5 mps SW
Precip.: Chance of Rain
Humidity: 71%
Cloud cover: 4%

Thu Jul 16

85°F

Moderate Rain
Min: 71°F
Max: 85°F

Light breeze: 6 mps WSW
Precip.: Chance of Rain
Humidity: 72%
Cloud cover: 35%

More about 40020

About 40020

The ZIP code 40020 is associated with the city of Fairfield in Nelson County in Kentucky.

40020 Solar Energy & Power

To learn more about solar energy and solar power in 40020, or for more solar-related resources for KY, check out the U.S. Energy Information Administration.