The month of July has the highest historical solar radition values in Cottage Grove with an average of 6.74 kWh/m2/day. [More]
Solar Panels in Cottage Grove
Solar panels in Cottage Grove that are tilted towards the equator at an angle equal to the latitude will produce the maximum solar energy output. [More]
Sunrise & Sunset in Cottage Grove
The total length of the day in Cottage Grove, OR today (July 11, 2025) will be 15 hours and 17 minutes. [More]
Solar Power in Cottage Grove, OR
Solar Energy Data in Cottage Grove, OR
See the chart below to see how different types of solar panel installations compare in Cottage Grove.
Based on historical Cottage Grove, OR data, solar panels that are tilted towards the equator at an angle equal to the latitude will produce the maximum solar energy output in Cottage Grove.[1]
Cottage Grove has an average monthly Global Horizontal Irradiance (GHI) of 3.89 kilowatt hours per square meter per day (kWh/m2/day), which is approximately 6% less than the average monthly Direct Normal Irradiance (DNI) of 4.13 kWh/m2/day. [1]
Solar installations in Cottage Grove that are always titled at the latitude of Cottage Grove (Average Tilt at Latitude or ATaL) average 4.42 kWh/m2/day, or about 14% greater than the average monthly GHI of 3.89 kWh/m2/day and approximately 7% greater than the average monthly DNI of 4.13 kWh/m2/day. [1]
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 Cottage Grove
Solar Radiation Data in Cottage Grove, OR
See the chart below for monthly solar radiation levels in Cottage Grove.
* Amounts listed in kWh/m2/day (kilowatt hours per square meter per day)
Solar Radiation Analysis for Cottage Grove, OR
Cottage Grove, OR has a average annual solar radiation value of 4.4 kilowatt hours per square meter per day (kWh/m2/day). [1]
The month with the highest historical solar radition values in Cottage Grove is July with an average of 6.74 kWh/m2/day, followed by August at 6.73 kWh/m2/day and September at 5.96 kWh/m2/day. [1]
The three months that historically average the lowest average solar radiation levels in Cottage Grove (Oregon) are December with an average of 1.9 kWh/m2/day, followed by November with an average of 2.21 kWh/m2/day and January at 2.5 kWh/m2/day. [1]
Solar Power Comparison: Cottage Grove vs. the U.S.
Solar Power Levels in Cottage Grove
The average monthly solar radiation level in Cottage Grove, OR, of 4.4 kilowatt hours per square meter per day (kWh/m2/day) is approximately 12% greater than the average level of 3.93 kWh/m2/day in a city with historically low levels (WA) and is approximately 33% less than the average level of 6.61 kWh/m2/day in a city with historically high levels (NV). [1]
→ Values listed as 0 (zero) are not available (N/A).
Solar Power: Cottage Grove vs. the U.S.
Below is a month-by-month comparison of how average Cottage Grove solar radiation levels compare to average levels in a city with historcially high levels (NV) and a city with historically low levels (WA). [1]
→ k/m/d = kWh/m2/day = kilowatt hours per square meter per day.
→ Values listed as 0 (zero) are not available (N/A).
We do not currently have data on solar panel installations in the city of Cottage Grove, OR at this current time.
Solar Power Output in Cottage Grove
The Power of Solar in Cottage Grove, OR
Monthly AC solar system output averages for Cottage Grove (or). Month-by-month solar power, as ranked by AC output, in Cottage Grove. [2]
* Amounts listed in kWhac (kilowatt hours (AC))
Solar Output Analysis for Cottage Grove, OR
Cottage Grove (OR) has a average annual solar AC output value of 4849.43 kilowatt hours (AC). [2]
The month with the highest historical solar power output in Cottage Grove is July with an average of 605.22 kWhac, followed by August at 601.78 kWhac and September at 518.75 kWhac. [2]
The three months that historically average the lowest average solar output levels in Cottage Grove (Oregon) are December with an average of 190.91 kWhac, followed by November with an average of 210.3 kWhac and January at 247.25 kWhac. [2]
Cost of Utilities in Cottage Grove
Cottage Grove Electricity Costs
Sorry, Cottage Grove residential electricity prices are currently unavailable.
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Solar Power Poll: Cottage Grove
Vote now: Given all of the data and analysis provided for Cottage Grove, is solar power a good choice for residents of this city?
Cottage Grove Natural Gas Costs
Sorry, Oregon residential natural gas prices are currently unavailable.
The city of Cottage Grove, OR in Lane County has an approximate population of 9,686. [6]
Cottage Grove, OR Solar Energy
To learn more about solar energy and solar power Cottage Grove, OR, or for more solar-related resources for Cottage Grove, visit the U.S. Energy Information Administration.
Did you know?
The largest solar power plant in the world covers 1000 acres & is located in the Mojave Desert in California.
