Solar Energy & Solar Power Resources

Solar Energy in Erwin, SD

Solar Energy in Erwin

Sorry, historical solar radition values for Erwin are currently unavailable, please check back later.

Solar Panels in Erwin

Solar panels in Erwin that will produce the maximum solar energy output. [More]

Sunrise & Sunset in Erwin

The total length of the day in Erwin, SD today (June 09, 2026) will be 15 hours and 31 minutes. [More]

Solar Power in Erwin, SD

Solar Energy Data in Erwin, SD

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

Historical solar power output data for Erwin is not currently available.

Solar Energy Analysis for Erwin, SD

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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 Erwin

Solar Radiation Data in Erwin, SD

See the chart below for monthly solar radiation levels in Erwin.

Sorry, data is not currently available.

Solar Radiation Analysis for Erwin, SD

Sorry, it is not possible to complete our solar radiation analysis for Erwin at this time.

Historical solar radiation data for Erwin is not currently available.

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Solar Power Comparison: Erwin vs. the U.S.

Solar Power Levels in Erwin

Sorry, solar radiation data for South Dakota is not currently available.

Solar Power: Erwin vs. the U.S.

Below is a month-by-month comparison of how average Erwin solar radiation levels compare to average levels in a city with historcially high levels (NV) and a city with historically low levels (WA). ^[1]

Sorry, solar radiation data for South Dakota is not currently available.

Solar Data & Statistics for Erwin

Sunrise / Sunset in Erwin

Sunrise/Sunset for June 09, 2026 ^[2]
- Sunrise: 5:43 am
- Sunset: 9:14 pm
- Length of Day: 15:31

Best Months for Solar in Erwin

Monthly data not currently available.

Solar Panel Installs in Erwin

We do not currently have data on solar panel installations in the town of Erwin, SD at this current time.

Solar Power Output in Erwin

The Power of Solar in Erwin, SD

Monthly AC solar system output averages for Erwin (sd). Month-by-month solar power, as ranked by AC output, in Erwin. ^[2]

AC output data is not currently available.

Solar Output Analysis for Erwin, SD

Sorry, it is not possible to complete our solar radiation analysis for Erwin at this time.

Historical solar radiation data for Erwin is not currently available.

Please check back later.

Cost of Utilities in Erwin

Erwin Electricity Costs

Sorry, Erwin residential electricity prices are currently unavailable.

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Solar Power Poll: Erwin

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

Erwin Natural Gas Costs

Sorry, South Dakota residential natural gas prices are currently unavailable.

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Weather Forecast for Erwin, SD ^[5]

Tue Jun 9

87°F

Light Rain
Min: 67°F
Max: 89°F

Fresh Breeze: 19 mps SSE
Precip.: Chance of Rain
Humidity: 59%
Cloud cover: 57%

Wed Jun 10

74°F

Moderate Rain
Min: 61°F
Max: 80°F

Strong breeze: 30 mps SSW
Precip.: Chance of Rain
Humidity: 60%
Cloud cover: 71%

Thu Jun 11

65°F

Light Rain
Min: 55°F
Max: 66°F

Fresh Breeze: 18 mps NW
Precip.: Chance of Rain
Humidity: 52%
Cloud cover: 86%

Fri Jun 12

76°F

Sky Is Clear
Min: 50°F
Max: 82°F

Moderate breeze: 16 mps N
Precip.: n/a
Humidity: 37%
Cloud cover: 5%

Sat Jun 13

64°F

Broken Clouds
Min: 49°F
Max: 68°F

Moderate breeze: 15 mps NNW
Precip.: n/a
Humidity: 46%
Cloud cover: 56%

Sun Jun 14

66°F

Light Rain
Min: 47°F
Max: 69°F

Gentle Breeze: 8 mps NNE
Precip.: Chance of Rain
Humidity: 41%
Cloud cover: 99%

More about Erwin

About Erwin

The town of Erwin, SD in Kingsbury County has an approximate population of 45. ^[6]

Erwin, SD Solar Energy

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