Solar Energy & Solar Power Resources

Solar Power in 40591 (Lexington, KY)

Solar Energy in 40591

Sorry, historical solar radition values for 40591 are currently unavailable, please check back later.

Solar Panels in 40591

Solar panels in 40591 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 40591

The total length of the day in 40591 (Lexington, KY) today (October 21, 2026) will be 11 hours and 2 minutes. [More]

Solar Energy in 40591 (Lexington, KY)

Solar Energy Data for 40591

See the chart below to see how different types of solar panel installations compare in 40591.

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

Solar Energy Analysis for 40591

Sorry, it is not possible to complete our solar energy analysis for 40591 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 40591

Solar Radiation Data in 40591

See the chart below for monthly solar radiation levels in 40591.

Sorry, data is not currently available.

Solar Radiation Analysis for 40591

Sorry, it is not possible to complete our solar radiation analysis for 40591 at this time.

Historical solar radiation data for 40591 is not currently available.

Please check back later.

Solar Power Comparison: 40591 vs. the U.S.

Solar Power Levels in 40591

Sorry, solar radiation data for 40591 is not currently available.

Solar Power: 40591 vs. the U.S.

Below is a month-by-month comparison of how average 40591 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 40591

Sunrise / Sunset in 40591

Sunrise/Sunset for October 21, 2026 ^[2]
- Sunrise: 7:51 am
- Sunset: 6:53 pm
- Length of Day: 11:2

Best Months for Solar in 40591

Monthly data not currently available.

Solar Panel Installs in 40591

We do not have data on solar panel installations in ZIP Code 40591 at the current time.

Solar Power Output in 40591

The Power of Solar in 40591

Monthly AC solar system output averages for 40591. Month-by-month solar power, as ranked by AC output, in 40591. ^[2]

AC output data is not currently available.

Solar Output Analysis for 40591

Sorry, it is not possible to complete our solar radiation analysis for 40591 at this time.

Historical solar radiation data for 40591 is not currently available.

Please check back later.

Weather Forecast for 40591 ^[5]

Wed Oct 21

72°F

Sky Is Clear
Min: 40°F
Max: 73°F

Light breeze: 7 mps ENE
Precip.: n/a
Humidity: 41%
Cloud cover: 0%

Thu Oct 22

71°F

Sky Is Clear
Min: 43°F
Max: 72°F

Gentle Breeze: 8 mps NNE
Precip.: n/a
Humidity: 46%
Cloud cover: 0%

Fri Oct 23

66°F

Sky Is Clear
Min: 48°F
Max: 69°F

Gentle Breeze: 8 mps ENE
Precip.: n/a
Humidity: 46%
Cloud cover: 0%

Sat Oct 24

68°F

Sky Is Clear
Min: 48°F
Max: 70°F

Gentle Breeze: 8 mps E
Precip.: n/a
Humidity: 42%
Cloud cover: 0%

Sun Oct 25

71°F

Sky Is Clear
Min: 49°F
Max: 71°F

Light breeze: 6 mps SSE
Precip.: n/a
Humidity: 35%
Cloud cover: 0%

Mon Oct 26

72°F

Few Clouds
Min: 50°F
Max: 72°F

Light breeze: 6 mps SE
Precip.: n/a
Humidity: 34%
Cloud cover: 11%

More about 40591

About 40591

The ZIP code 40591 is associated with the city of Lexington in Fayette County in Kentucky.

40591 Solar Energy & Power

To learn more about solar energy and solar power in 40591, or for more solar-related resources for KY, check out the U.S. Energy Information Administration.