Solar Energy & Solar Power Resources

Solar Power in 40171 (Union Star, KY)

Solar Energy in 40171

Sorry, historical solar radition values for 40171 are currently unavailable, please check back later.

Solar Panels in 40171

Solar panels in 40171 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 40171

The total length of the day in 40171 (Union Star, KY) today (May 09, 2025) will be 14 hours and 6 minutes. [More]

Solar Energy in 40171 (Union Star, KY)

Solar Energy Data for 40171

See the chart below to see how different types of solar panel installations compare in 40171.

Historical solar power output data for Union Star is not currently available.

Solar Energy Analysis for 40171

Sorry, it is not possible to complete our solar energy analysis for 40171 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 40171

Solar Radiation Data in 40171

See the chart below for monthly solar radiation levels in 40171.

Sorry, data is not currently available.

Solar Radiation Analysis for 40171

Sorry, it is not possible to complete our solar radiation analysis for 40171 at this time.

Historical solar radiation data for 40171 is not currently available.

Please check back later.

Solar Power Comparison: 40171 vs. the U.S.

Solar Power Levels in 40171

Sorry, solar radiation data for 40171 is not currently available.

Solar Power: 40171 vs. the U.S.

Below is a month-by-month comparison of how average 40171 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 40171

Sunrise / Sunset in 40171

Sunrise/Sunset for May 09, 2025 ^[2]
- Sunrise: 5:39 am
- Sunset: 7:45 pm
- Length of Day: 14:6

Best Months for Solar in 40171

Monthly data not currently available.

Solar Panel Installs in 40171

We do not have data on solar panel installations in ZIP Code 40171 at the current time.

Solar Power Output in 40171

The Power of Solar in 40171

Monthly AC solar system output averages for 40171. Month-by-month solar power, as ranked by AC output, in 40171. ^[2]

AC output data is not currently available.

Solar Output Analysis for 40171

Sorry, it is not possible to complete our solar radiation analysis for 40171 at this time.

Historical solar radiation data for 40171 is not currently available.

Please check back later.

Weather Forecast for 40171 ^[5]

Fri May 9

65°F

Sky Is Clear
Min: 50°F
Max: 67°F

Gentle Breeze: 11 mps NE
Precip.: n/a
Humidity: 59%
Cloud cover: 0%

Sat May 10

64°F

Overcast Clouds
Min: 42°F
Max: 66°F

Gentle Breeze: 9 mps ENE
Precip.: n/a
Humidity: 41%
Cloud cover: 100%

Sun May 11

70°F

Overcast Clouds
Min: 50°F
Max: 75°F

Gentle Breeze: 10 mps E
Precip.: n/a
Humidity: 48%
Cloud cover: 100%

Mon May 12

62°F

Heavy Intensity Rain
Min: 57°F
Max: 70°F

Gentle Breeze: 10 mps ESE
Precip.: Chance of Rain
Humidity: 99%
Cloud cover: 100%

Tue May 13

71°F

Moderate Rain
Min: 60°F
Max: 71°F

Light breeze: 7 mps S
Precip.: Chance of Rain
Humidity: 85%
Cloud cover: 68%

Wed May 14

75°F

Light Rain
Min: 58°F
Max: 78°F

Gentle Breeze: 8 mps S
Precip.: Chance of Rain
Humidity: 67%
Cloud cover: 0%

More about 40171

About 40171

The ZIP code 40171 is associated with the city of Union Star in Breckinridge County in Kentucky.

40171 Solar Energy & Power

To learn more about solar energy and solar power in 40171, or for more solar-related resources for KY, check out the U.S. Energy Information Administration.