Solar Energy & Solar Power Resources

Solar Power in 98118 (Seattle, WA)

Solar Energy in 98118

Sorry, historical solar radition values for 98118 are currently unavailable, please check back later.

Solar Panels in 98118

Solar panels in 98118 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 98118

The total length of the day in 98118 (Seattle, WA) today (September 14, 2026) will be 12 hours and 40 minutes. [More]

Solar Energy in 98118 (Seattle, WA)

Solar Energy Data for 98118

See the chart below to see how different types of solar panel installations compare in 98118.

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

Solar Energy Analysis for 98118

Sorry, it is not possible to complete our solar energy analysis for 98118 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 98118

Solar Radiation Data in 98118

See the chart below for monthly solar radiation levels in 98118.

Sorry, data is not currently available.

Solar Radiation Analysis for 98118

Sorry, it is not possible to complete our solar radiation analysis for 98118 at this time.

Historical solar radiation data for 98118 is not currently available.

Please check back later.

Solar Power Comparison: 98118 vs. the U.S.

Solar Power Levels in 98118

Sorry, solar radiation data for 98118 is not currently available.

Solar Power: 98118 vs. the U.S.

Below is a month-by-month comparison of how average 98118 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 98118

Sunrise / Sunset in 98118

Sunrise/Sunset for September 14, 2026 ^[2]
- Sunrise: 6:44 am
- Sunset: 7:24 pm
- Length of Day: 12:40

Best Months for Solar in 98118

Monthly data not currently available.

Solar Panel Installs in 98118

We do not have data on solar panel installations in ZIP Code 98118 at the current time.

Solar Power Output in 98118

The Power of Solar in 98118

Monthly AC solar system output averages for 98118. Month-by-month solar power, as ranked by AC output, in 98118. ^[2]

AC output data is not currently available.

Solar Output Analysis for 98118

Sorry, it is not possible to complete our solar radiation analysis for 98118 at this time.

Historical solar radiation data for 98118 is not currently available.

Please check back later.

Weather Forecast for 98118 ^[5]

Mon Sep 14

68°F

Overcast Clouds
Min: 56°F
Max: 71°F

Gentle Breeze: 8 mps S
Precip.: n/a
Humidity: 59%
Cloud cover: 93%

Tue Sep 15

65°F

Broken Clouds
Min: 54°F
Max: 68°F

Gentle Breeze: 9 mps N
Precip.: n/a
Humidity: 59%
Cloud cover: 59%

Wed Sep 16

72°F

Sky Is Clear
Min: 51°F
Max: 74°F

Gentle Breeze: 9 mps NNW
Precip.: n/a
Humidity: 41%
Cloud cover: 3%

Thu Sep 17

75°F

Sky Is Clear
Min: 52°F
Max: 75°F

Light breeze: 6 mps NNW
Precip.: n/a
Humidity: 40%
Cloud cover: 0%

Fri Sep 18

73°F

Sky Is Clear
Min: 54°F
Max: 74°F

Light breeze: 6 mps WSW
Precip.: n/a
Humidity: 40%
Cloud cover: 0%

Sat Sep 19

73°F

Scattered Clouds
Min: 53°F
Max: 73°F

Light breeze: 8 mps NNW
Precip.: n/a
Humidity: 45%
Cloud cover: 27%

More about 98118

About 98118

The ZIP code 98118 is associated with the city of Seattle in King County in Washington.

98118 Solar Energy & Power

To learn more about solar energy and solar power in 98118, or for more solar-related resources for WA, check out the U.S. Energy Information Administration.