Solar Energy & Solar Power Resources

Solar Power in 98158 (Seattle, WA)

Solar Energy in 98158

Sorry, historical solar radition values for 98158 are currently unavailable, please check back later.

Solar Panels in 98158

Solar panels in 98158 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 98158

The total length of the day in 98158 (Seattle, WA) today (July 17, 2025) will be 15 hours and 34 minutes. [More]

Solar Energy in 98158 (Seattle, WA)

Solar Energy Data for 98158

See the chart below to see how different types of solar panel installations compare in 98158.

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

Solar Energy Analysis for 98158

Sorry, it is not possible to complete our solar energy analysis for 98158 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 98158

Solar Radiation Data in 98158

See the chart below for monthly solar radiation levels in 98158.

Sorry, data is not currently available.

Solar Radiation Analysis for 98158

Sorry, it is not possible to complete our solar radiation analysis for 98158 at this time.

Historical solar radiation data for 98158 is not currently available.

Please check back later.

Solar Power Comparison: 98158 vs. the U.S.

Solar Power Levels in 98158

Sorry, solar radiation data for 98158 is not currently available.

Solar Power: 98158 vs. the U.S.

Below is a month-by-month comparison of how average 98158 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 Washington is not currently available.

Solar Data & Statistics for 98158

Sunrise / Sunset in 98158

Sunrise/Sunset for July 17, 2025 ^[2]
- Sunrise: 5:28 am
- Sunset: 9:02 pm
- Length of Day: 15:34

Best Months for Solar in 98158

Monthly data not currently available.

Solar Panel Installs in 98158

We do not have data on solar panel installations in ZIP Code 98158 at the current time.

Solar Power Output in 98158

The Power of Solar in 98158

Monthly AC solar system output averages for 98158. Month-by-month solar power, as ranked by AC output, in 98158. ^[2]

AC output data is not currently available.

Solar Output Analysis for 98158

Sorry, it is not possible to complete our solar radiation analysis for 98158 at this time.

Historical solar radiation data for 98158 is not currently available.

Please check back later.

Weather Forecast for 98158 ^[5]

Thu Jul 17

79°F

Sky Is Clear
Min: 57°F
Max: 83°F

Gentle Breeze: 10 mps N
Precip.: n/a
Humidity: 49%
Cloud cover: 0%

Fri Jul 18

74°F

Overcast Clouds
Min: 59°F
Max: 79°F

Gentle Breeze: 11 mps SW
Precip.: n/a
Humidity: 39%
Cloud cover: 100%

Sat Jul 19

69°F

Broken Clouds
Min: 55°F
Max: 79°F

Gentle Breeze: 9 mps W
Precip.: n/a
Humidity: 46%
Cloud cover: 74%

Sun Jul 20

70°F

Overcast Clouds
Min: 52°F
Max: 80°F

Light breeze: 7 mps NW
Precip.: n/a
Humidity: 46%
Cloud cover: 100%

Mon Jul 21

82°F

Sky Is Clear
Min: 53°F
Max: 82°F

Gentle Breeze: 9 mps N
Precip.: n/a
Humidity: 31%
Cloud cover: 5%

Tue Jul 22

91°F

Sky Is Clear
Min: 57°F
Max: 91°F

Gentle Breeze: 9 mps N
Precip.: n/a
Humidity: 26%
Cloud cover: 0%

More about 98158

About 98158

The ZIP code 98158 is associated with the city of Seattle in King County in Washington.

98158 Solar Energy & Power

To learn more about solar energy and solar power in 98158, or for more solar-related resources for WA, check out the U.S. Energy Information Administration.