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Solar Energy in Johnston City, IL

Solar Energy in Johnston City

The month of August has the highest historical solar radition values in Johnston City with an average of 6.1 kWh/m2/day. [More]

Solar Panels in Johnston City

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

Sunrise & Sunset in Johnston City

The total length of the day in Johnston City, IL today (March 28, 2024) will be 12 hours and 30 minutes. [More]

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Johnston City, IL Solar Energy

Solar Power in Johnston City, IL

Solar Energy Data in Johnston City, IL

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

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


Solar Energy Analysis for Johnston City, IL

Solar Radiation Data in Johnston City

Based on historical Johnston City, 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 Johnston City. [1]

Johnston City has an average monthly Global Horizontal Irradiance (GHI) of 4.23 kilowatt hours per square meter per day (kWh/m2/day), which is approximately 0% less than the average monthly Direct Normal Irradiance (DNI) of 4.24 kWh/m2/day. [1]

Solar installations in Johnston City that are always titled at the latitude of Johnston City (Average Tilt at Latitude or ATaL) average 4.83 kWh/m2/day, or about 14% greater than the average monthly GHI of 4.23 kWh/m2/day and approximately 14% greater than the average monthly DNI of 4.24 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 Johnston City

Solar Radiation Data in Johnston City, IL

See the chart below for monthly solar radiation levels in Johnston City.

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

Solar Radiation Analysis for Johnston City, IL

Solar Radiation Data in Johnston City

Johnston City, IL has a average annual solar radiation value of 5.06 kilowatt hours per square meter per day (kWh/m2/day). [1]

The month with the highest historical solar radition values in Johnston City is August with an average of 6.1 kWh/m2/day, followed by June at 6.01 kWh/m2/day and September at 5.99 kWh/m2/day. [1]

The three months that historically average the lowest average solar radiation levels in Johnston City (Illinois) are December with an average of 3.29 kWh/m2/day, followed by January with an average of 3.77 kWh/m2/day and November at 4.09 kWh/m2/day. [1]

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Solar Power Comparison: Johnston City vs. the U.S.

Solar Power Levels in Johnston City

The average monthly solar radiation level in Johnston City, IL, of 5.06 kilowatt hours per square meter per day (kWh/m2/day) is approximately 29% greater than the average level of 3.93 kWh/m2/day in a city with historically low levels (WA) and is approximately 23% 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: Johnston City vs. the U.S.

Below is a month-by-month comparison of how average Johnston City 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 Johnston City

Sunrise / Sunset in Johnston City

  • Sunrise/Sunset for March 28, 2024 [2]
    • Sunrise: 6:45 am
    • Sunset: 7:15 pm
    • Length of Day: 12:30
Solar Energy Statistics for Johnston City

Best Months for Solar in Johnston City

  • Top Solar Power Months Historically [1]
    • Solar Radiation August (6.1 kWh/m2/day)
    • ATaL: August (5.99 kWh/m2/day)
    • DNI: August (5.45 kWh/m2/day)
    • GHI: June (6.5 kWh/m2/day)

* See glossary & definitions above.

Solar Panel Installs in Johnston City

We do not currently have data on solar panel installations in the city of Johnston City, IL at this current time.

Solar Power Output in Johnston City

The Power of Solar in Johnston City, IL

Monthly AC solar system output averages for Johnston City (il). Month-by-month solar power, as ranked by AC output, in Johnston City. [2]

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

Solar Output Analysis for Johnston City, IL

Solar Radiation Data in Johnston City

Johnston City (IL) has a average annual solar AC output value of 5735.9 kilowatt hours (AC). [2]

The month with the highest historical solar power output in Johnston City is August with an average of 556.37 kWhac, followed by June at 541.76 kWhac and July at 537.72 kWhac. [2]

The three months that historically average the lowest average solar output levels in Johnston City (Illinois) are December with an average of 344.85 kWhac, followed by January with an average of 386.05 kWhac and November at 399.68 kWhac. [2]

Cost of Utilities in Johnston City

Johnston City Electricity Costs

Sorry, Johnston City residential electricity prices are currently unavailable.

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Solar Power Poll: Johnston City

Vote now: Given all of the data and analysis provided for Johnston City, 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

Johnston City Natural Gas Costs

Sorry, Illinois residential natural gas prices are currently unavailable.

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Weather Forecast for Johnston City, IL [5]

Thu Mar 28
58°F
Sky Is Clear
Min: 36°F
Max: 63°F
Gentle Breeze: 10 mps SSW
Precip.: n/a
Humidity: 41%
Cloud cover: 0%
Fri Mar 29
65°F
Broken Clouds
Min: 45°F
Max: 66°F
Fresh Breeze: 18 mps SSW
Precip.: n/a
Humidity: 50%
Cloud cover: 51%
Sat Mar 30
66°F
Light Rain
Min: 55°F
Max: 68°F
Moderate breeze: 17 mps SSW
Precip.: Chance of Rain
Humidity: 69%
Cloud cover: 37%
Sun Mar 31
73°F
Light Rain
Min: 61°F
Max: 75°F
Fresh Breeze: 19 mps SSW
Precip.: Chance of Rain
Humidity: 68%
Cloud cover: 70%
Mon Apr 1
70°F
Moderate Rain
Min: 64°F
Max: 71°F
Fresh Breeze: 18 mps S
Precip.: Chance of Rain
Humidity: 85%
Cloud cover: 100%
Tue Apr 2
62°F
Light Rain
Min: 45°F
Max: 69°F
Fresh Breeze: 23 mps SSW
Precip.: Chance of Rain
Humidity: 59%
Cloud cover: 20%

More about Johnston City

About Johnston City

The city of Johnston City, IL in Williamson County has an approximate population of 3,543. [6]

Johnston City Solar Power

Johnston City, IL Solar Energy

To learn more about solar energy and solar power Johnston City, IL, or for more solar-related resources for Johnston City, visit the U.S. Energy Information Administration.

Did you know?

It takes light about 8 minutes, 19 seconds to travel the 93,000,000 miles from the sun's surface to us on Earth.

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References

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