Based on historical Exeter, CA data, solar panels that always track the sun throughout the day will produce the maximum solar energy output in Exeter.[1]
Exeter has an average monthly Global Horizontal Irradiance (GHI) of 5.29 kilowatt hours per square meter per day (kWh/m2/day), which is approximately 12% less than the average monthly Direct Normal Irradiance (DNI) of 5.99 kWh/m2/day. [1]
Solar installations in Exeter that are always titled at the latitude of Exeter (Average Tilt at Latitude or ATaL) average 5.95 kWh/m2/day, or about 12% greater than the average monthly GHI of 5.29 kWh/m2/day and approximately 1% less than the average monthly DNI of 5.99 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 Exeter
Solar Radiation Data in Exeter, CA
See the chart below for monthly solar radiation levels in Exeter.
* Amounts listed in kWh/m2/day (kilowatt hours per square meter per day)
Solar Radiation Analysis for Exeter, CA
Exeter, CA has a average annual solar radiation value of 6.08 kilowatt hours per square meter per day (kWh/m2/day). [1]
The month with the highest historical solar radition values in Exeter is August with an average of 7.35 kWh/m2/day, followed by September at 7.34 kWh/m2/day and June at 7.08 kWh/m2/day. [1]
The three months that historically average the lowest average solar radiation levels in Exeter (California) are January with an average of 3.97 kWh/m2/day, followed by December with an average of 4.1 kWh/m2/day and February at 4.93 kWh/m2/day. [1]
Solar Power Comparison: Exeter vs. the U.S.
Solar Power Levels in Exeter
The average monthly solar radiation level in Exeter, CA, of 6.08 kilowatt hours per square meter per day (kWh/m2/day) is approximately 55% greater than the average level of 3.93 kWh/m2/day in a city with historically low levels (WA) and is approximately 8% 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: Exeter vs. the U.S.
Below is a month-by-month comparison of how average Exeter 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 Exeter, CA at this current time.
Solar Power Output in Exeter
The Power of Solar in Exeter, CA
Monthly AC solar system output averages for Exeter (ca). Month-by-month solar power, as ranked by AC output, in Exeter. [2]
* Amounts listed in kWhac (kilowatt hours (AC))
Solar Output Analysis for Exeter, CA
Exeter (CA) has a average annual solar AC output value of 6654.26 kilowatt hours (AC). [2]
The month with the highest historical solar power output in Exeter is August with an average of 658.94 kWhac, followed by September at 642.72 kWhac and May at 641.32 kWhac. [2]
The three months that historically average the lowest average solar output levels in Exeter (California) are January with an average of 388.14 kWhac, followed by December with an average of 404.56 kWhac and February at 430.59 kWhac. [2]
Cost of Utilities in Exeter
Exeter Electricity Costs
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Solar Power Poll: Exeter
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Exeter Natural Gas Costs
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More about Exeter
About Exeter
The city of Exeter, CA in Tulare County has an approximate population of 10,334. [6]
Exeter, CA Solar Energy
To learn more about solar energy and solar power Exeter, CA, or for more solar-related resources for Exeter, 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.