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Solar Energy in San Antonio, TX

Solar Energy in San Antonio

The month of August has the highest historical solar radition values in San Antonio with an average of 6.15 kWh/m2/day. [More]

Solar Panels in San Antonio

Solar panels in San Antonio that are tilted towards the equator at an angle equal to the latitude will produce the maximum solar energy output. [More]

Sunrise & Sunset in San Antonio

The total length of the day in San Antonio, TX today (March 28, 2024) will be 12 hours and 23 minutes. [More]

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San Antonio, TX Solar Energy

Solar Power in San Antonio, TX

Solar Energy Data in San Antonio, TX

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

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


Solar Energy Analysis for San Antonio, TX

Solar Radiation Data in San Antonio

Based on historical San Antonio, TX data, solar panels that are tilted towards the equator at an angle equal to the latitude will produce the maximum solar energy output in San Antonio. [1]

San Antonio has an average monthly Global Horizontal Irradiance (GHI) of 4.76 kilowatt hours per square meter per day (kWh/m2/day), which is approximately 3% greater than the average monthly Direct Normal Irradiance (DNI) of 4.64 kWh/m2/day. [1]

Solar installations in San Antonio that are always titled at the latitude of San Antonio (Average Tilt at Latitude or ATaL) average 5.21 kWh/m2/day, or about 9% greater than the average monthly GHI of 4.76 kWh/m2/day and approximately 12% greater than the average monthly DNI of 4.64 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 San Antonio

Solar Radiation Data in San Antonio, TX

See the chart below for monthly solar radiation levels in San Antonio.

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

Solar Radiation Analysis for San Antonio, TX

Solar Radiation Data in San Antonio

San Antonio, TX has a average annual solar radiation value of 5.48 kilowatt hours per square meter per day (kWh/m2/day). [1]

The month with the highest historical solar radition values in San Antonio is August with an average of 6.15 kWh/m2/day, followed by October at 6.01 kWh/m2/day and September at 5.98 kWh/m2/day. [1]

The three months that historically average the lowest average solar radiation levels in San Antonio (Texas) are December with an average of 4.64 kWh/m2/day, followed by January with an average of 4.79 kWh/m2/day and November at 4.91 kWh/m2/day. [1]

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Solar Power Comparison: San Antonio vs. the U.S.

Solar Power Levels in San Antonio

The average monthly solar radiation level in San Antonio, TX, of 5.48 kilowatt hours per square meter per day (kWh/m2/day) is approximately 39% greater than the average level of 3.93 kWh/m2/day in a city with historically low levels (WA) and is approximately 17% 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: San Antonio vs. the U.S.

Below is a month-by-month comparison of how average San Antonio 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 San Antonio

Sunrise / Sunset in San Antonio

  • Sunrise/Sunset for March 28, 2024 [2]
    • Sunrise: 7:27 am
    • Sunset: 7:50 pm
    • Length of Day: 12:23
Solar Energy Statistics for San Antonio

Best Months for Solar in San Antonio

  • Top Solar Power Months Historically [1]
    • Solar Radiation August (6.15 kWh/m2/day)
    • ATaL: August (6.17 kWh/m2/day)
    • DNI: August (5.69 kWh/m2/day)
    • GHI: June (6.59 kWh/m2/day)

* See glossary & definitions above.

Solar Panel Installs in San Antonio

We do not currently have data on solar panel installations in the city of San Antonio, TX at this current time.

Solar Power Output in San Antonio

The Power of Solar in San Antonio, TX

Monthly AC solar system output averages for San Antonio (tx). Month-by-month solar power, as ranked by AC output, in San Antonio. [2]

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

Solar Output Analysis for San Antonio, TX

Solar Radiation Data in San Antonio

San Antonio (TX) has a average annual solar AC output value of 6035.69 kilowatt hours (AC). [2]

The month with the highest historical solar power output in San Antonio is October with an average of 556.97 kWhac, followed by August at 556.69 kWhac and July at 535.29 kWhac. [2]

The three months that historically average the lowest average solar output levels in San Antonio (Texas) are December with an average of 454.2 kWhac, followed by November with an average of 460.6 kWhac and January at 464.82 kWhac. [2]

Cost of Utilities in San Antonio

San Antonio Electricity Costs

Sorry, San Antonio residential electricity prices are currently unavailable.

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Solar Power Poll: San Antonio

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

Yes, solar power is a great option  
No, solar power isn't a good option

San Antonio Natural Gas Costs

Sorry, Texas residential natural gas prices are currently unavailable.

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Weather Forecast for San Antonio, TX [5]

Thu Mar 28
75°F
Sky Is Clear
Min: 52°F
Max: 80°F
Moderate breeze: 13 mps SE
Precip.: n/a
Humidity: 42%
Cloud cover: 1%
Fri Mar 29
75°F
Broken Clouds
Min: 57°F
Max: 79°F
Fresh Breeze: 19 mps S
Precip.: n/a
Humidity: 49%
Cloud cover: 73%
Sat Mar 30
77°F
Overcast Clouds
Min: 60°F
Max: 83°F
Moderate breeze: 15 mps SE
Precip.: n/a
Humidity: 59%
Cloud cover: 89%
Sun Mar 31
82°F
Overcast Clouds
Min: 63°F
Max: 83°F
Moderate breeze: 16 mps SSE
Precip.: n/a
Humidity: 59%
Cloud cover: 99%
Mon Apr 1
82°F
Overcast Clouds
Min: 70°F
Max: 89°F
Moderate breeze: 13 mps SSE
Precip.: n/a
Humidity: 59%
Cloud cover: 100%
Tue Apr 2
78°F
Light Rain
Min: 59°F
Max: 82°F
Fresh Breeze: 19 mps N
Precip.: Chance of Rain
Humidity: 21%
Cloud cover: 4%

More about San Antonio

About San Antonio

The city of San Antonio, TX in Bexar County has an approximate population of 1,327,407. [6]

San Antonio Solar Power

San Antonio, TX Solar Energy

To learn more about solar energy and solar power San Antonio, TX, or for more solar-related resources for San Antonio, 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.

Other Cities in Texas

ZIP Codes in TX


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References

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