Solar Energy & Solar Power Resources

Solar Power in 42078 (Salem, KY)

Solar Energy in 42078

Sorry, historical solar radition values for 42078 are currently unavailable, please check back later.

Solar Panels in 42078

Solar panels in 42078 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 42078

The total length of the day in 42078 (Salem, KY) today (September 01, 2026) will be 13 hours and 1 minutes. [More]

Solar Energy in 42078 (Salem, KY)

Solar Energy Data for 42078

See the chart below to see how different types of solar panel installations compare in 42078.

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

Solar Energy Analysis for 42078

Sorry, it is not possible to complete our solar energy analysis for 42078 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 42078

Solar Radiation Data in 42078

See the chart below for monthly solar radiation levels in 42078.

Sorry, data is not currently available.

Solar Radiation Analysis for 42078

Sorry, it is not possible to complete our solar radiation analysis for 42078 at this time.

Historical solar radiation data for 42078 is not currently available.

Please check back later.

Solar Power Comparison: 42078 vs. the U.S.

Solar Power Levels in 42078

Sorry, solar radiation data for 42078 is not currently available.

Solar Power: 42078 vs. the U.S.

Below is a month-by-month comparison of how average 42078 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 42078

Sunrise / Sunset in 42078

Sunrise/Sunset for September 01, 2026 ^[2]
- Sunrise: 6:22 am
- Sunset: 7:23 pm
- Length of Day: 13:1

Best Months for Solar in 42078

Monthly data not currently available.

Solar Panel Installs in 42078

We do not have data on solar panel installations in ZIP Code 42078 at the current time.

Solar Power Output in 42078

The Power of Solar in 42078

Monthly AC solar system output averages for 42078. Month-by-month solar power, as ranked by AC output, in 42078. ^[2]

AC output data is not currently available.

Solar Output Analysis for 42078

Sorry, it is not possible to complete our solar radiation analysis for 42078 at this time.

Historical solar radiation data for 42078 is not currently available.

Please check back later.

Weather Forecast for 42078 ^[5]

Tue Sep 1

89°F

Sky Is Clear
Min: 73°F
Max: 99°F

Gentle Breeze: 8 mps S
Precip.: n/a
Humidity: 54%
Cloud cover: 2%

Wed Sep 2

98°F

Sky Is Clear
Min: 75°F
Max: 101°F

Gentle Breeze: 9 mps SSW
Precip.: n/a
Humidity: 35%
Cloud cover: 0%

Thu Sep 3

99°F

Sky Is Clear
Min: 76°F
Max: 102°F

Gentle Breeze: 9 mps SSW
Precip.: n/a
Humidity: 31%
Cloud cover: 0%

Fri Sep 4

101°F

Sky Is Clear
Min: 77°F
Max: 101°F

Light breeze: 7 mps SSW
Precip.: n/a
Humidity: 29%
Cloud cover: 0%

Sat Sep 5

103°F

Moderate Rain
Min: 72°F
Max: 103°F

Gentle Breeze: 8 mps E
Precip.: Chance of Rain
Humidity: 28%
Cloud cover: 58%

Sun Sep 6

93°F

Overcast Clouds
Min: 71°F
Max: 96°F

Light breeze: 6 mps ENE
Precip.: n/a
Humidity: 45%
Cloud cover: 90%

More about 42078

About 42078

The ZIP code 42078 is associated with the city of Salem in Livingston County in Kentucky.

42078 Solar Energy & Power

To learn more about solar energy and solar power in 42078, or for more solar-related resources for KY, check out the U.S. Energy Information Administration.