Solar Energy & Solar Power Resources

Solar Power in 37918 (Knoxville, TN)

Solar Energy in 37918

Sorry, historical solar radition values for 37918 are currently unavailable, please check back later.

Solar Panels in 37918

Solar panels in 37918 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 37918

The total length of the day in 37918 (Knoxville, TN) today (September 07, 2026) will be 12 hours and 45 minutes. [More]

Solar Energy in 37918 (Knoxville, TN)

Solar Energy Data for 37918

See the chart below to see how different types of solar panel installations compare in 37918.

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

Solar Energy Analysis for 37918

Sorry, it is not possible to complete our solar energy analysis for 37918 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 37918

Solar Radiation Data in 37918

See the chart below for monthly solar radiation levels in 37918.

Sorry, data is not currently available.

Solar Radiation Analysis for 37918

Sorry, it is not possible to complete our solar radiation analysis for 37918 at this time.

Historical solar radiation data for 37918 is not currently available.

Please check back later.

Solar Power Comparison: 37918 vs. the U.S.

Solar Power Levels in 37918

Sorry, solar radiation data for 37918 is not currently available.

Solar Power: 37918 vs. the U.S.

Below is a month-by-month comparison of how average 37918 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 Tennessee is not currently available.

Solar Data & Statistics for 37918

Sunrise / Sunset in 37918

Sunrise/Sunset for September 07, 2026 ^[2]
- Sunrise: 7:11 am
- Sunset: 7:56 pm
- Length of Day: 12:45

Best Months for Solar in 37918

Monthly data not currently available.

Solar Panel Installs in 37918

We do not have data on solar panel installations in ZIP Code 37918 at the current time.

Solar Power Output in 37918

The Power of Solar in 37918

Monthly AC solar system output averages for 37918. Month-by-month solar power, as ranked by AC output, in 37918. ^[2]

AC output data is not currently available.

Solar Output Analysis for 37918

Sorry, it is not possible to complete our solar radiation analysis for 37918 at this time.

Historical solar radiation data for 37918 is not currently available.

Please check back later.

Weather Forecast for 37918 ^[5]

Mon Sep 7

76°F

Light Rain
Min: 70°F
Max: 80°F

Light breeze: 6 mps NNE
Precip.: Chance of Rain
Humidity: 74%
Cloud cover: 98%

Tue Sep 8

83°F

Broken Clouds
Min: 69°F
Max: 84°F

Light breeze: 4 mps NE
Precip.: n/a
Humidity: 42%
Cloud cover: 54%

Wed Sep 9

85°F

Scattered Clouds
Min: 68°F
Max: 88°F

Light breeze: 7 mps SW
Precip.: n/a
Humidity: 35%
Cloud cover: 37%

Thu Sep 10

89°F

Light Rain
Min: 66°F
Max: 89°F

Gentle Breeze: 8 mps SW
Precip.: Chance of Rain
Humidity: 40%
Cloud cover: 22%

Fri Sep 11

74°F

Light Rain
Min: 69°F
Max: 77°F

Calm: 3 mps NE
Precip.: Chance of Rain
Humidity: 81%
Cloud cover: 98%

Sat Sep 12

88°F

Sky Is Clear
Min: 66°F
Max: 90°F

Calm: 3 mps NNE
Precip.: n/a
Humidity: 44%
Cloud cover: 0%

More about 37918

About 37918

The ZIP code 37918 is associated with the city of Knoxville in Knox County in Tennessee.

37918 Solar Energy & Power

To learn more about solar energy and solar power in 37918, or for more solar-related resources for TN, check out the U.S. Energy Information Administration.