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Solar Energy in El Cajon, CA

Solar Energy in El Cajon

The month of September has the highest historical solar radition values in El Cajon with an average of 7.02 kWh/m2/day. [More]

Solar Panels in El Cajon

Solar panels in El Cajon that always track the sun throughout the day will produce the maximum solar energy output. [More]

Sunrise & Sunset in El Cajon

The total length of the day in El Cajon, CA today (May 25, 2022) will be 14 hours and 4 minutes. [More]

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El Cajon, CA Solar Energy

Solar Power in El Cajon, CA

Solar Energy Data in El Cajon, CA

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

* Amounts listed in kWh/m2/day (kilowatt hours per square meter per day).
* See glossary & definitions below.


Solar Energy Analysis for El Cajon, CA

Solar Radiation Data in El Cajon

Based on historical El Cajon, CA data, solar panels that always track the sun throughout the day will produce the maximum solar energy output in El Cajon. [1]

El Cajon has an average monthly Global Horizontal Irradiance (GHI) of 5.43 kilowatt hours per square meter per day (kWh/m2/day), which is approximately 14% less than the average monthly Direct Normal Irradiance (DNI) of 6.28 kWh/m2/day. [1]

Solar installations in El Cajon that are always titled at the latitude of El Cajon (Average Tilt at Latitude or ATaL) average 6.19 kWh/m2/day, or about 14% greater than the average monthly GHI of 5.43 kWh/m2/day and approximately 1% less than the average monthly DNI of 6.28 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 El Cajon

Solar Radiation Data in El Cajon, CA

See the chart below for monthly solar radiation levels in El Cajon.

* Amounts listed in kWh/m2/day (kilowatt hours per square meter per day)

Solar Radiation Analysis for El Cajon, CA

Solar Radiation Data in El Cajon

El Cajon, CA has a average annual solar radiation value of 6.28 kilowatt hours per square meter per day (kWh/m2/day). [1]

The month with the highest historical solar radition values in El Cajon is September with an average of 7.02 kWh/m2/day, followed by August at 7.02 kWh/m2/day and March at 6.62 kWh/m2/day. [1]

The three months that historically average the lowest average solar radiation levels in El Cajon (California) are January with an average of 5.45 kWh/m2/day, followed by December with an average of 5.68 kWh/m2/day and February at 5.81 kWh/m2/day. [1]

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Solar Power Comparison: El Cajon vs. the U.S.

Solar Power Levels in El Cajon

The average monthly solar radiation level in El Cajon, CA, of 6.28 kilowatt hours per square meter per day (kWh/m2/day) is approximately 60% greater than the average level of 3.93 kWh/m2/day in a city with historically low levels (WA) and is approximately 5% 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: El Cajon vs. the U.S.

Below is a month-by-month comparison of how average El Cajon 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).

Solar Data & Statistics for El Cajon

Sunrise / Sunset in El Cajon

  • Sunrise/Sunset for May 25, 2022 [2]
    • Sunrise: 5:42 am
    • Sunset: 7:46 pm
    • Length of Day: 14:4
Solar Energy Statistics for El Cajon

Best Months for Solar in El Cajon

  • Top Solar Power Months Historically [1]
    • Solar Radiation September (7.02 kWh/m2/day)
    • ATaL: August (7.11 kWh/m2/day)
    • DNI: July (7.71 kWh/m2/day)
    • GHI: July (7.57 kWh/m2/day)

* See glossary & definitions above.

Solar Panel Installs in El Cajon

We do not currently have data on solar panel installations in the city of El Cajon, CA at this current time.

Solar Power Output in El Cajon

The Power of Solar in El Cajon, CA

Monthly AC solar system output averages for El Cajon (ca). Month-by-month solar power, as ranked by AC output, in El Cajon. [2]

* Amounts listed in kWhac (kilowatt hours (AC))

Solar Output Analysis for El Cajon, CA

Solar Radiation Data in El Cajon

El Cajon (CA) has a average annual solar AC output value of 6938.3 kilowatt hours (AC). [2]

The month with the highest historical solar power output in El Cajon is August with an average of 639.97 kWhac, followed by March at 629.96 kWhac and September at 615.04 kWhac. [2]

The three months that historically average the lowest average solar output levels in El Cajon (California) are February with an average of 503.24 kWhac, followed by January with an average of 525.57 kWhac and November at 534.84 kWhac. [2]

Cost of Utilities in El Cajon

El Cajon Electricity Costs

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Solar Power Poll: El Cajon

Vote now: Given all of the data and analysis provided for El Cajon, is solar power a good choice for residents of this city?

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El Cajon Natural Gas Costs

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Weather Forecast for El Cajon, CA [5]

Wed May 25
78°F
Sky Is Clear
Min: 57°F
Max: 79°F
Gentle Breeze: 10 mps WSW
Precip.: n/a
Humidity: 45%
Cloud cover: 0%
Thu May 26
79°F
Sky Is Clear
Min: 62°F
Max: 80°F
Gentle Breeze: 12 mps WSW
Precip.: n/a
Humidity: 39%
Cloud cover: 0%
Fri May 27
75°F
Broken Clouds
Min: 61°F
Max: 77°F
Gentle Breeze: 11 mps WSW
Precip.: n/a
Humidity: 44%
Cloud cover: 71%
Sat May 28
74°F
Broken Clouds
Min: 60°F
Max: 76°F
Gentle Breeze: 11 mps WSW
Precip.: n/a
Humidity: 44%
Cloud cover: 82%
Sun May 29
64°F
Overcast Clouds
Min: 61°F
Max: 71°F
Gentle Breeze: 11 mps SW
Precip.: n/a
Humidity: 70%
Cloud cover: 100%
Mon May 30
62°F
Overcast Clouds
Min: 58°F
Max: 68°F
Gentle Breeze: 12 mps S
Precip.: n/a
Humidity: 60%
Cloud cover: 95%

More about El Cajon

About El Cajon

The city of El Cajon, CA in San Diego County has an approximate population of 99,478. [6]

El Cajon Solar Power

El Cajon, CA Solar Energy

To learn more about solar energy and solar power El Cajon, CA, or for more solar-related resources for El Cajon, 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.

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References

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