Solar Energy & Solar Power Resources

Solar Energy in East Helena, MT

Solar Energy in East Helena

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

Solar Panels in East Helena

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

Sunrise & Sunset in East Helena

The total length of the day in East Helena, MT today (June 13, 2025) will be 15 hours and 52 minutes. [More]

Solar Power in East Helena, MT

Solar Energy Data in East Helena, MT

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

Historical solar power output data for East Helena is not currently available.

Solar Energy Analysis for East Helena, MT

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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 East Helena

Solar Radiation Data in East Helena, MT

See the chart below for monthly solar radiation levels in East Helena.

Sorry, data is not currently available.

Solar Radiation Analysis for East Helena, MT

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

Historical solar radiation data for East Helena is not currently available.

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Solar Power Comparison: East Helena vs. the U.S.

Solar Power Levels in East Helena

Sorry, solar radiation data for Montana is not currently available.

Solar Power: East Helena vs. the U.S.

Below is a month-by-month comparison of how average East Helena 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 Montana is not currently available.

Solar Data & Statistics for East Helena

Sunrise / Sunset in East Helena

Sunrise/Sunset for June 13, 2025 ^[2]
- Sunrise: 5:31 am
- Sunset: 9:23 pm
- Length of Day: 15:52

Best Months for Solar in East Helena

Monthly data not currently available.

Solar Panel Installs in East Helena

We do not currently have data on solar panel installations in the city of East Helena, MT at this current time.

Solar Power Output in East Helena

The Power of Solar in East Helena, MT

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

AC output data is not currently available.

Solar Output Analysis for East Helena, MT

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

Historical solar radiation data for East Helena is not currently available.

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Cost of Utilities in East Helena

East Helena Electricity Costs

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Solar Power Poll: East Helena

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

East Helena Natural Gas Costs

Sorry, Montana residential natural gas prices are currently unavailable.

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Weather Forecast for East Helena, MT ^[5]

Fri Jun 13

72°F

Light Rain
Min: 52°F
Max: 79°F

Gentle Breeze: 9 mps SE
Precip.: Chance of Rain
Humidity: 50%
Cloud cover: 75%

Sat Jun 14

79°F

Scattered Clouds
Min: 52°F
Max: 81°F

Gentle Breeze: 9 mps NNE
Precip.: n/a
Humidity: 35%
Cloud cover: 35%

Sun Jun 15

79°F

Light Rain
Min: 53°F
Max: 81°F

Gentle Breeze: 12 mps NE
Precip.: Chance of Rain
Humidity: 31%
Cloud cover: 98%

Mon Jun 16

71°F

Moderate Rain
Min: 53°F
Max: 72°F

Moderate breeze: 13 mps NW
Precip.: Chance of Rain
Humidity: 48%
Cloud cover: 100%

Tue Jun 17

73°F

Light Rain
Min: 51°F
Max: 78°F

Moderate breeze: 14 mps NW
Precip.: Chance of Rain
Humidity: 28%
Cloud cover: 89%

Wed Jun 18

78°F

Few Clouds
Min: 52°F
Max: 82°F

Light breeze: 6 mps NW
Precip.: n/a
Humidity: 24%
Cloud cover: 12%

More about East Helena

About East Helena

The city of East Helena, MT in Lewis and Clark County has an approximate population of 1,984. ^[6]

East Helena, MT Solar Energy

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