Solar Energy & Solar Power Resources

Solar Power in 98109 (Seattle, WA)

Solar Energy in 98109

Sorry, historical solar radition values for 98109 are currently unavailable, please check back later.

Solar Panels in 98109

Solar panels in 98109 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 98109

The total length of the day in 98109 (Seattle, WA) today (March 29, 2026) will be 12 hours and 45 minutes. [More]

Solar Energy in 98109 (Seattle, WA)

Solar Energy Data for 98109

See the chart below to see how different types of solar panel installations compare in 98109.

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

Solar Energy Analysis for 98109

Sorry, it is not possible to complete our solar energy analysis for 98109 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 98109

Solar Radiation Data in 98109

See the chart below for monthly solar radiation levels in 98109.

Sorry, data is not currently available.

Solar Radiation Analysis for 98109

Sorry, it is not possible to complete our solar radiation analysis for 98109 at this time.

Historical solar radiation data for 98109 is not currently available.

Please check back later.

Solar Power Comparison: 98109 vs. the U.S.

Solar Power Levels in 98109

Sorry, solar radiation data for 98109 is not currently available.

Solar Power: 98109 vs. the U.S.

Below is a month-by-month comparison of how average 98109 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 98109

Sunrise / Sunset in 98109

Sunrise/Sunset for March 29, 2026 ^[2]
- Sunrise: 6:51 am
- Sunset: 7:36 pm
- Length of Day: 12:45

Best Months for Solar in 98109

Monthly data not currently available.

Solar Panel Installs in 98109

We do not have data on solar panel installations in ZIP Code 98109 at the current time.

Solar Power Output in 98109

The Power of Solar in 98109

Monthly AC solar system output averages for 98109. Month-by-month solar power, as ranked by AC output, in 98109. ^[2]

AC output data is not currently available.

Solar Output Analysis for 98109

Sorry, it is not possible to complete our solar radiation analysis for 98109 at this time.

Historical solar radiation data for 98109 is not currently available.

Please check back later.

Weather Forecast for 98109 ^[5]

Sun Mar 29

43°F

Moderate Rain
Min: 38°F
Max: 44°F

Gentle Breeze: 8 mps NNW
Precip.: Chance of Rain
Humidity: 85%
Cloud cover: 100%

Mon Mar 30

45°F

Broken Clouds
Min: 33°F
Max: 48°F

Light breeze: 6 mps N
Precip.: n/a
Humidity: 51%
Cloud cover: 72%

Tue Mar 31

52°F

Overcast Clouds
Min: 37°F
Max: 54°F

Light breeze: 5 mps S
Precip.: n/a
Humidity: 44%
Cloud cover: 100%

Wed Apr 1

44°F

Moderate Rain
Min: 41°F
Max: 47°F

Gentle Breeze: 10 mps SSE
Precip.: Chance of Rain
Humidity: 95%
Cloud cover: 100%

Thu Apr 2

48°F

Light Rain
Min: 40°F
Max: 50°F

Calm: 4 mps SSE
Precip.: Chance of Rain
Humidity: 68%
Cloud cover: 99%

Fri Apr 3

55°F

Overcast Clouds
Min: 37°F
Max: 57°F

Light breeze: 5 mps S
Precip.: n/a
Humidity: 50%
Cloud cover: 96%

More about 98109

About 98109

The ZIP code 98109 is associated with the city of Seattle in King County in Washington.

98109 Solar Energy & Power

To learn more about solar energy and solar power in 98109, or for more solar-related resources for WA, check out the U.S. Energy Information Administration.