Based on historical Greenwood, IL data, solar panels that are tilted towards the equator at an angle equal to the latitude will produce the maximum solar energy output in Greenwood.[1]
Greenwood has an average monthly Global Horizontal Irradiance (GHI) of 3.84 kilowatt hours per square meter per day (kWh/m2/day), which is approximately 2% greater than the average monthly Direct Normal Irradiance (DNI) of 3.75 kWh/m2/day. [1]
Solar installations in Greenwood that are always titled at the latitude of Greenwood (Average Tilt at Latitude or ATaL) average 4.45 kWh/m2/day, or about 16% greater than the average monthly GHI of 3.84 kWh/m2/day and approximately 19% greater than the average monthly DNI of 3.75 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 Greenwood
Solar Radiation Data in Greenwood, IL
See the chart below for monthly solar radiation levels in Greenwood.
* Amounts listed in kWh/m2/day (kilowatt hours per square meter per day)
Solar Radiation Analysis for Greenwood, IL
Greenwood, IL has a average annual solar radiation value of 4.73 kilowatt hours per square meter per day (kWh/m2/day). [1]
The month with the highest historical solar radition values in Greenwood is August with an average of 5.98 kWh/m2/day, followed by July at 5.94 kWh/m2/day and June at 5.91 kWh/m2/day. [1]
The three months that historically average the lowest average solar radiation levels in Greenwood (Illinois) are December with an average of 2.65 kWh/m2/day, followed by January with an average of 2.97 kWh/m2/day and November at 3.29 kWh/m2/day. [1]
Solar Power Comparison: Greenwood vs. the U.S.
Solar Power Levels in Greenwood
The average monthly solar radiation level in Greenwood, IL, of 4.73 kilowatt hours per square meter per day (kWh/m2/day) is approximately 20% greater than the average level of 3.93 kWh/m2/day in a city with historically low levels (WA) and is approximately 28% 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: Greenwood vs. the U.S.
Below is a month-by-month comparison of how average Greenwood 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 village of Greenwood, IL at this current time.
Solar Power Output in Greenwood
The Power of Solar in Greenwood, IL
Monthly AC solar system output averages for Greenwood (il). Month-by-month solar power, as ranked by AC output, in Greenwood. [2]
* Amounts listed in kWhac (kilowatt hours (AC))
Solar Output Analysis for Greenwood, IL
Greenwood (IL) has a average annual solar AC output value of 5440.9 kilowatt hours (AC). [2]
The month with the highest historical solar power output in Greenwood is August with an average of 555.9 kWhac, followed by July at 546.71 kWhac and June at 541.01 kWhac. [2]
The three months that historically average the lowest average solar output levels in Greenwood (Illinois) are December with an average of 277.88 kWhac, followed by January with an average of 315.19 kWhac and November at 321.08 kWhac. [2]
Cost of Utilities in Greenwood
Greenwood Electricity Costs
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Solar Power Poll: Greenwood
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Greenwood Natural Gas Costs
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Gentle Breeze: 10 mps ESE
Precip.: Chance of Rain
Humidity: 99%
Cloud cover: 100%
Thu Dec 26
42°F
Light Rain
Min: 38°F
Max: 43°F
Gentle Breeze: 8 mps ESE
Precip.: Chance of Rain
Humidity: 99%
Cloud cover: 100%
More about Greenwood
About Greenwood
The village of Greenwood, IL in McHenry County has an approximate population of 255. [6]
Greenwood, IL Solar Energy
To learn more about solar energy and solar power Greenwood, IL, or for more solar-related resources for Greenwood, visit the U.S. Energy Information Administration.
Did you know?
The solar energy that strikes the Earth in one hour could provide all of the Earth's energy needs for a complete year.