Solar Energy & Solar Power Resources

Solar Power in 20177 (Leesburg, VA)

Solar Energy in 20177

Sorry, historical solar radition values for 20177 are currently unavailable, please check back later.

Solar Panels in 20177

Solar panels in 20177 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 20177

The total length of the day in 20177 (Leesburg, VA) today (October 29, 2025) will be 10 hours and 41 minutes. [More]

Solar Energy in 20177 (Leesburg, VA)

Solar Energy Data for 20177

See the chart below to see how different types of solar panel installations compare in 20177.

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

Solar Energy Analysis for 20177

Sorry, it is not possible to complete our solar energy analysis for 20177 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 20177

Solar Radiation Data in 20177

See the chart below for monthly solar radiation levels in 20177.

Sorry, data is not currently available.

Solar Radiation Analysis for 20177

Sorry, it is not possible to complete our solar radiation analysis for 20177 at this time.

Historical solar radiation data for 20177 is not currently available.

Please check back later.

Solar Power Comparison: 20177 vs. the U.S.

Solar Power Levels in 20177

Sorry, solar radiation data for 20177 is not currently available.

Solar Power: 20177 vs. the U.S.

Below is a month-by-month comparison of how average 20177 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 Virginia is not currently available.

Solar Data & Statistics for 20177

Sunrise / Sunset in 20177

Sunrise/Sunset for October 29, 2025 ^[2]
- Sunrise: 7:33 am
- Sunset: 6:14 pm
- Length of Day: 10:41

Best Months for Solar in 20177

Monthly data not currently available.

Solar Panel Installs in 20177

We do not have data on solar panel installations in ZIP Code 20177 at the current time.

Solar Power Output in 20177

The Power of Solar in 20177

Monthly AC solar system output averages for 20177. Month-by-month solar power, as ranked by AC output, in 20177. ^[2]

AC output data is not currently available.

Solar Output Analysis for 20177

Sorry, it is not possible to complete our solar radiation analysis for 20177 at this time.

Historical solar radiation data for 20177 is not currently available.

Please check back later.

Weather Forecast for 20177 ^[5]

Wed Oct 29

53°F

Moderate Rain
Min: 47°F
Max: 56°F

Moderate breeze: 14 mps E
Precip.: Chance of Rain
Humidity: 72%
Cloud cover: 100%

Thu Oct 30

63°F

Heavy Intensity Rain
Min: 47°F
Max: 66°F

Moderate breeze: 17 mps ESE
Precip.: Chance of Rain
Humidity: 91%
Cloud cover: 99%

Fri Oct 31

54°F

Overcast Clouds
Min: 48°F
Max: 55°F

Fresh Breeze: 22 mps W
Precip.: n/a
Humidity: 53%
Cloud cover: 91%

Sat Nov 1

55°F

Sky Is Clear
Min: 43°F
Max: 59°F

Moderate breeze: 15 mps WNW
Precip.: n/a
Humidity: 48%
Cloud cover: 10%

Sun Nov 2

54°F

Scattered Clouds
Min: 41°F
Max: 59°F

Light breeze: 4 mps S
Precip.: n/a
Humidity: 55%
Cloud cover: 32%

Mon Nov 3

55°F

Broken Clouds
Min: 42°F
Max: 59°F

Light breeze: 6 mps S
Precip.: n/a
Humidity: 58%
Cloud cover: 56%

More about 20177

About 20177

The ZIP code 20177 is associated with the city of Leesburg in Loudoun County in Virginia.

20177 Solar Energy & Power

To learn more about solar energy and solar power in 20177, or for more solar-related resources for VA, check out the U.S. Energy Information Administration.