Solar Energy & Solar Power Resources

Solar Power in 66699 (Topeka, KS)

Solar Energy in 66699

Sorry, historical solar radition values for 66699 are currently unavailable, please check back later.

Solar Panels in 66699

Solar panels in 66699 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 66699

The total length of the day in 66699 (Topeka, KS) today (September 26, 2026) will be 12 hours and 1 minutes. [More]

Solar Energy in 66699 (Topeka, KS)

Solar Energy Data for 66699

See the chart below to see how different types of solar panel installations compare in 66699.

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

Solar Energy Analysis for 66699

Sorry, it is not possible to complete our solar energy analysis for 66699 at this time.

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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 66699

Solar Radiation Data in 66699

See the chart below for monthly solar radiation levels in 66699.

Sorry, data is not currently available.

Solar Radiation Analysis for 66699

Sorry, it is not possible to complete our solar radiation analysis for 66699 at this time.

Historical solar radiation data for 66699 is not currently available.

Please check back later.

Solar Power Comparison: 66699 vs. the U.S.

Solar Power Levels in 66699

Sorry, solar radiation data for 66699 is not currently available.

Solar Power: 66699 vs. the U.S.

Below is a month-by-month comparison of how average 66699 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 Kansas is not currently available.

Solar Data & Statistics for 66699

Sunrise / Sunset in 66699

Sunrise/Sunset for September 26, 2026 ^[2]
- Sunrise: 7:13 am
- Sunset: 7:14 pm
- Length of Day: 12:1

Best Months for Solar in 66699

Monthly data not currently available.

Solar Panel Installs in 66699

We do not have data on solar panel installations in ZIP Code 66699 at the current time.

Solar Power Output in 66699

The Power of Solar in 66699

Monthly AC solar system output averages for 66699. Month-by-month solar power, as ranked by AC output, in 66699. ^[2]

AC output data is not currently available.

Solar Output Analysis for 66699

Sorry, it is not possible to complete our solar radiation analysis for 66699 at this time.

Historical solar radiation data for 66699 is not currently available.

Please check back later.

Weather Forecast for 66699 ^[5]

Sat Sep 26

69°F

Heavy Intensity Rain
Min: 64°F
Max: 78°F

Moderate breeze: 13 mps SSE
Precip.: Chance of Rain
Humidity: 88%
Cloud cover: 89%

Sun Sep 27

71°F

Moderate Rain
Min: 63°F
Max: 76°F

Gentle Breeze: 9 mps S
Precip.: Chance of Rain
Humidity: 76%
Cloud cover: 100%

Mon Sep 28

75°F

Light Rain
Min: 63°F
Max: 77°F

Gentle Breeze: 9 mps SE
Precip.: Chance of Rain
Humidity: 69%
Cloud cover: 73%

Tue Sep 29

73°F

Moderate Rain
Min: 65°F
Max: 77°F

Gentle Breeze: 10 mps SSE
Precip.: Chance of Rain
Humidity: 86%
Cloud cover: 96%

Wed Sep 30

72°F

Moderate Rain
Min: 68°F
Max: 73°F

Light breeze: 7 mps SE
Precip.: Chance of Rain
Humidity: 95%
Cloud cover: 100%

Thu Oct 1

72°F

Moderate Rain
Min: 68°F
Max: 72°F

Light breeze: 7 mps SE
Precip.: Chance of Rain
Humidity: 93%
Cloud cover: 100%

More about 66699

About 66699

The ZIP code 66699 is associated with the city of Topeka in Shawnee County in Kansas.

66699 Solar Energy & Power

To learn more about solar energy and solar power in 66699, or for more solar-related resources for KS, check out the U.S. Energy Information Administration.