Solar Energy & Solar Power Resources

Solar Power in 40290 (Louisville, KY)

Solar Energy in 40290

Sorry, historical solar radition values for 40290 are currently unavailable, please check back later.

Solar Panels in 40290

Solar panels in 40290 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 40290

The total length of the day in 40290 (Louisville, KY) today (October 17, 2025) will be 11 hours and 11 minutes. [More]

Solar Energy in 40290 (Louisville, KY)

Solar Energy Data for 40290

See the chart below to see how different types of solar panel installations compare in 40290.

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

Solar Energy Analysis for 40290

Sorry, it is not possible to complete our solar energy analysis for 40290 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 40290

Solar Radiation Data in 40290

See the chart below for monthly solar radiation levels in 40290.

Sorry, data is not currently available.

Solar Radiation Analysis for 40290

Sorry, it is not possible to complete our solar radiation analysis for 40290 at this time.

Historical solar radiation data for 40290 is not currently available.

Please check back later.

Solar Power Comparison: 40290 vs. the U.S.

Solar Power Levels in 40290

Sorry, solar radiation data for 40290 is not currently available.

Solar Power: 40290 vs. the U.S.

Below is a month-by-month comparison of how average 40290 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 40290

Sunrise / Sunset in 40290

Sunrise/Sunset for October 17, 2025 ^[2]
- Sunrise: 7:52 am
- Sunset: 7:03 pm
- Length of Day: 11:11

Best Months for Solar in 40290

Monthly data not currently available.

Solar Panel Installs in 40290

We do not have data on solar panel installations in ZIP Code 40290 at the current time.

Solar Power Output in 40290

The Power of Solar in 40290

Monthly AC solar system output averages for 40290. Month-by-month solar power, as ranked by AC output, in 40290. ^[2]

AC output data is not currently available.

Solar Output Analysis for 40290

Sorry, it is not possible to complete our solar radiation analysis for 40290 at this time.

Historical solar radiation data for 40290 is not currently available.

Please check back later.

Weather Forecast for 40290 ^[5]

Fri Oct 17

70°F

Broken Clouds
Min: 51°F
Max: 74°F

Light breeze: 6 mps SE
Precip.: n/a
Humidity: 32%
Cloud cover: 60%

Sat Oct 18

79°F

Scattered Clouds
Min: 61°F
Max: 82°F

Moderate breeze: 13 mps S
Precip.: n/a
Humidity: 49%
Cloud cover: 36%

Sun Oct 19

63°F

Heavy Intensity Rain
Min: 51°F
Max: 77°F

Fresh Breeze: 20 mps S
Precip.: Chance of Rain
Humidity: 65%
Cloud cover: 87%

Mon Oct 20

66°F

Sky Is Clear
Min: 47°F
Max: 67°F

Gentle Breeze: 9 mps SSW
Precip.: n/a
Humidity: 30%
Cloud cover: 0%

Tue Oct 21

64°F

Sky Is Clear
Min: 51°F
Max: 64°F

Moderate breeze: 14 mps W
Precip.: n/a
Humidity: 29%
Cloud cover: 0%

Wed Oct 22

59°F

Sky Is Clear
Min: 44°F
Max: 61°F

Light breeze: 7 mps WNW
Precip.: n/a
Humidity: 32%
Cloud cover: 1%

More about 40290

About 40290

The ZIP code 40290 is associated with the city of Louisville in Jefferson County in Kentucky.

40290 Solar Energy & Power

To learn more about solar energy and solar power in 40290, or for more solar-related resources for KY, check out the U.S. Energy Information Administration.