Solar Energy & Solar Power Resources

Solar Power in 66618 (Topeka, KS)

Solar Energy in 66618

Sorry, historical solar radition values for 66618 are currently unavailable, please check back later.

Solar Panels in 66618

Solar panels in 66618 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 66618

The total length of the day in 66618 (Topeka, KS) today (August 13, 2026) will be 13 hours and 49 minutes. [More]

Solar Energy in 66618 (Topeka, KS)

Solar Energy Data for 66618

See the chart below to see how different types of solar panel installations compare in 66618.

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

Solar Energy Analysis for 66618

Sorry, it is not possible to complete our solar energy analysis for 66618 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 66618

Solar Radiation Data in 66618

See the chart below for monthly solar radiation levels in 66618.

Sorry, data is not currently available.

Solar Radiation Analysis for 66618

Sorry, it is not possible to complete our solar radiation analysis for 66618 at this time.

Historical solar radiation data for 66618 is not currently available.

Please check back later.

Solar Power Comparison: 66618 vs. the U.S.

Solar Power Levels in 66618

Sorry, solar radiation data for 66618 is not currently available.

Solar Power: 66618 vs. the U.S.

Below is a month-by-month comparison of how average 66618 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 66618

Sunrise / Sunset in 66618

Sunrise/Sunset for August 13, 2026 ^[2]
- Sunrise: 6:33 am
- Sunset: 8:22 pm
- Length of Day: 13:49

Best Months for Solar in 66618

Monthly data not currently available.

Solar Panel Installs in 66618

We do not have data on solar panel installations in ZIP Code 66618 at the current time.

Solar Power Output in 66618

The Power of Solar in 66618

Monthly AC solar system output averages for 66618. Month-by-month solar power, as ranked by AC output, in 66618. ^[2]

AC output data is not currently available.

Solar Output Analysis for 66618

Sorry, it is not possible to complete our solar radiation analysis for 66618 at this time.

Historical solar radiation data for 66618 is not currently available.

Please check back later.

Weather Forecast for 66618 ^[5]

Thu Aug 13

91°F

Light Rain
Min: 79°F
Max: 100°F

Fresh Breeze: 18 mps SSW
Precip.: Chance of Rain
Humidity: 51%
Cloud cover: 30%

Fri Aug 14

97°F

Light Rain
Min: 74°F
Max: 102°F

Fresh Breeze: 22 mps NW
Precip.: Chance of Rain
Humidity: 22%
Cloud cover: 73%

Sat Aug 15

102°F

Light Rain
Min: 77°F
Max: 108°F

Moderate breeze: 13 mps NW
Precip.: Chance of Rain
Humidity: 20%
Cloud cover: 81%

Sun Aug 16

87°F

Overcast Clouds
Min: 74°F
Max: 87°F

Fresh Breeze: 22 mps ENE
Precip.: n/a
Humidity: 51%
Cloud cover: 100%

Mon Aug 17

90°F

Broken Clouds
Min: 67°F
Max: 95°F

Gentle Breeze: 11 mps SE
Precip.: n/a
Humidity: 40%
Cloud cover: 65%

Tue Aug 18

101°F

Light Rain
Min: 69°F
Max: 105°F

Moderate breeze: 12 mps ESE
Precip.: Chance of Rain
Humidity: 29%
Cloud cover: 74%

More about 66618

About 66618

The ZIP code 66618 is associated with the city of Topeka in Shawnee County in Kansas.

66618 Solar Energy & Power

To learn more about solar energy and solar power in 66618, or for more solar-related resources for KS, check out the U.S. Energy Information Administration.