Based on historical Dunlap, TN data, solar panels that are tilted towards the equator at an angle equal to the latitude will produce the maximum solar energy output in Dunlap.[1]
Dunlap has an average monthly Global Horizontal Irradiance (GHI) of 4.3 kilowatt hours per square meter per day (kWh/m2/day), which is approximately 4% greater than the average monthly Direct Normal Irradiance (DNI) of 4.15 kWh/m2/day. [1]
Solar installations in Dunlap that are always titled at the latitude of Dunlap (Average Tilt at Latitude or ATaL) average 4.87 kWh/m2/day, or about 13% greater than the average monthly GHI of 4.3 kWh/m2/day and approximately 17% greater than the average monthly DNI of 4.15 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 Dunlap
Solar Radiation Data in Dunlap, TN
See the chart below for monthly solar radiation levels in Dunlap.
* Amounts listed in kWh/m2/day (kilowatt hours per square meter per day)
Solar Radiation Analysis for Dunlap, TN
Dunlap, TN has a average annual solar radiation value of 4.98 kilowatt hours per square meter per day (kWh/m2/day). [1]
The month with the highest historical solar radition values in Dunlap is June with an average of 5.76 kWh/m2/day, followed by August at 5.68 kWh/m2/day and September at 5.6 kWh/m2/day. [1]
The three months that historically average the lowest average solar radiation levels in Dunlap (Tennessee) are December with an average of 3.42 kWh/m2/day, followed by January with an average of 3.92 kWh/m2/day and February at 4.21 kWh/m2/day. [1]
Solar Power Comparison: Dunlap vs. the U.S.
Solar Power Levels in Dunlap
The average monthly solar radiation level in Dunlap, TN, of 4.98 kilowatt hours per square meter per day (kWh/m2/day) is approximately 27% greater than the average level of 3.93 kWh/m2/day in a city with historically low levels (WA) and is approximately 25% 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: Dunlap vs. the U.S.
Below is a month-by-month comparison of how average Dunlap 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 Dunlap, TN at this current time.
Solar Power Output in Dunlap
The Power of Solar in Dunlap, TN
Monthly AC solar system output averages for Dunlap (tn). Month-by-month solar power, as ranked by AC output, in Dunlap. [2]
* Amounts listed in kWhac (kilowatt hours (AC))
Solar Output Analysis for Dunlap, TN
Dunlap (TN) has a average annual solar AC output value of 5436.85 kilowatt hours (AC). [2]
The month with the highest historical solar power output in Dunlap is August with an average of 508.05 kWhac, followed by June at 501.43 kWhac and July at 494.17 kWhac. [2]
The three months that historically average the lowest average solar output levels in Dunlap (Tennessee) are December with an average of 335.13 kWhac, followed by February with an average of 365.72 kWhac and January at 381.58 kWhac. [2]
Cost of Utilities in Dunlap
Dunlap Electricity Costs
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Solar Power Poll: Dunlap
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Dunlap Natural Gas Costs
Sorry, Tennessee residential natural gas prices are currently unavailable.
The city of Dunlap, TN in Sequatchie County has an approximate population of 4,815. [6]
Dunlap, TN Solar Energy
To learn more about solar energy and solar power Dunlap, TN, or for more solar-related resources for Dunlap, visit the U.S. Energy Information Administration.
Did you know?
About half of the sun's energy is absorbed by the Earth's surface; about 30 percent is reflected back from the surface.