Solar Energy & Solar Power Resources

Solar Power in 99215 (Spokane, WA)

Solar Energy in 99215

Sorry, historical solar radition values for 99215 are currently unavailable, please check back later.

Solar Panels in 99215

Solar panels in 99215 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 99215

The total length of the day in 99215 (Spokane, WA) today (November 03, 2025) will be 9 hours and 54 minutes. [More]

Solar Energy in 99215 (Spokane, WA)

Solar Energy Data for 99215

See the chart below to see how different types of solar panel installations compare in 99215.

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

Solar Energy Analysis for 99215

Sorry, it is not possible to complete our solar energy analysis for 99215 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 99215

Solar Radiation Data in 99215

See the chart below for monthly solar radiation levels in 99215.

Sorry, data is not currently available.

Solar Radiation Analysis for 99215

Sorry, it is not possible to complete our solar radiation analysis for 99215 at this time.

Historical solar radiation data for 99215 is not currently available.

Please check back later.

Solar Power Comparison: 99215 vs. the U.S.

Solar Power Levels in 99215

Sorry, solar radiation data for 99215 is not currently available.

Solar Power: 99215 vs. the U.S.

Below is a month-by-month comparison of how average 99215 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 99215

Sunrise / Sunset in 99215

Sunrise/Sunset for November 03, 2025 ^[2]
- Sunrise: 6:36 am
- Sunset: 4:30 pm
- Length of Day: 9:54

Best Months for Solar in 99215

Monthly data not currently available.

Solar Panel Installs in 99215

We do not have data on solar panel installations in ZIP Code 99215 at the current time.

Solar Power Output in 99215

The Power of Solar in 99215

Monthly AC solar system output averages for 99215. Month-by-month solar power, as ranked by AC output, in 99215. ^[2]

AC output data is not currently available.

Solar Output Analysis for 99215

Sorry, it is not possible to complete our solar radiation analysis for 99215 at this time.

Historical solar radiation data for 99215 is not currently available.

Please check back later.

Weather Forecast for 99215 ^[5]

Mon Nov 3

46°F

Rain And Snow
Min: 33°F
Max: 47°F

Light breeze: 6 mps SE
Precip.: Chance of Rain
Humidity: 63%
Cloud cover: 80%

Tue Nov 4

39°F

Rain And Snow
Min: 30°F
Max: 41°F

Light breeze: 6 mps NE
Precip.: Chance of Rain
Humidity: 92%
Cloud cover: 99%

Wed Nov 5

43°F

Heavy Intensity Rain
Min: 39°F
Max: 47°F

Light breeze: 7 mps NE
Precip.: Chance of Rain
Humidity: 92%
Cloud cover: 100%

Thu Nov 6

51°F

Light Rain
Min: 45°F
Max: 53°F

Moderate breeze: 15 mps SW
Precip.: Chance of Rain
Humidity: 64%
Cloud cover: 10%

Fri Nov 7

50°F

Moderate Rain
Min: 42°F
Max: 51°F

Fresh Breeze: 18 mps WSW
Precip.: Chance of Rain
Humidity: 49%
Cloud cover: 82%

Sat Nov 8

43°F

Scattered Clouds
Min: 37°F
Max: 47°F

Light breeze: 6 mps SSW
Precip.: n/a
Humidity: 70%
Cloud cover: 45%

More about 99215

About 99215

The ZIP code 99215 is associated with the city of Spokane in Spokane County in Washington.

99215 Solar Energy & Power

To learn more about solar energy and solar power in 99215, or for more solar-related resources for WA, check out the U.S. Energy Information Administration.