Solar Energy & Solar Power Resources

Solar Power in 97721 (Princeton, OR)

Solar Energy in 97721

Sorry, historical solar radition values for 97721 are currently unavailable, please check back later.

Solar Panels in 97721

Solar panels in 97721 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 97721

The total length of the day in 97721 (Princeton, OR) today (March 09, 2026) will be 11 hours and 40 minutes. [More]

Solar Energy in 97721 (Princeton, OR)

Solar Energy Data for 97721

See the chart below to see how different types of solar panel installations compare in 97721.

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

Solar Energy Analysis for 97721

Sorry, it is not possible to complete our solar energy analysis for 97721 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 97721

Solar Radiation Data in 97721

See the chart below for monthly solar radiation levels in 97721.

Sorry, data is not currently available.

Solar Radiation Analysis for 97721

Sorry, it is not possible to complete our solar radiation analysis for 97721 at this time.

Historical solar radiation data for 97721 is not currently available.

Please check back later.

Solar Power Comparison: 97721 vs. the U.S.

Solar Power Levels in 97721

Sorry, solar radiation data for 97721 is not currently available.

Solar Power: 97721 vs. the U.S.

Below is a month-by-month comparison of how average 97721 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 Oregon is not currently available.

Solar Data & Statistics for 97721

Sunrise / Sunset in 97721

Sunrise/Sunset for March 09, 2026 ^[2]
- Sunrise: 7:16 am
- Sunset: 6:56 pm
- Length of Day: 11:40

Best Months for Solar in 97721

Monthly data not currently available.

Solar Panel Installs in 97721

We do not have data on solar panel installations in ZIP Code 97721 at the current time.

Solar Power Output in 97721

The Power of Solar in 97721

Monthly AC solar system output averages for 97721. Month-by-month solar power, as ranked by AC output, in 97721. ^[2]

AC output data is not currently available.

Solar Output Analysis for 97721

Sorry, it is not possible to complete our solar radiation analysis for 97721 at this time.

Historical solar radiation data for 97721 is not currently available.

Please check back later.

Weather Forecast for 97721 ^[5]

Mon Mar 9

40°F

Few Clouds
Min: 27°F
Max: 42°F

Fresh Breeze: 18 mps WNW
Precip.: n/a
Humidity: 43%
Cloud cover: 22%

Tue Mar 10

34°F

Overcast Clouds
Min: 26°F
Max: 37°F

Fresh Breeze: 22 mps NW
Precip.: n/a
Humidity: 40%
Cloud cover: 100%

Wed Mar 11

47°F

Overcast Clouds
Min: 31°F
Max: 52°F

Fresh Breeze: 22 mps WSW
Precip.: n/a
Humidity: 38%
Cloud cover: 88%

Thu Mar 12

52°F

Overcast Clouds
Min: 39°F
Max: 56°F

Fresh Breeze: 22 mps W
Precip.: n/a
Humidity: 43%
Cloud cover: 99%

Fri Mar 13

61°F

Few Clouds
Min: 41°F
Max: 61°F

Strong breeze: 25 mps WSW
Precip.: n/a
Humidity: 22%
Cloud cover: 22%

Sat Mar 14

48°F

Light Rain
Min: 37°F
Max: 48°F

Fresh Breeze: 24 mps WNW
Precip.: Chance of Rain
Humidity: 26%
Cloud cover: 10%

More about 97721

About 97721

The ZIP code 97721 is associated with the city of Princeton in Harney County in Oregon.

97721 Solar Energy & Power

To learn more about solar energy and solar power in 97721, or for more solar-related resources for OR, check out the U.S. Energy Information Administration.