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Solar Energy in Annapolis, MD

Solar Energy in Annapolis

The month of June has the highest historical solar radition values in Annapolis with an average of 5.71 kWh/m2/day. [More]

Solar Panels in Annapolis

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

Sunrise & Sunset in Annapolis

The total length of the day in Annapolis, MD today (November 17, 2017) will be 09 hours and 58 minutes. [More]

Annapolis, MD Solar Energy

Solar Power in Annapolis, MD

Solar Energy Data in Annapolis, MD

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

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


Solar Energy Analysis for Annapolis, MD

Solar Radiation Data in Annapolis

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

Annapolis has an average monthly Global Horizontal Irradiance (GHI) of 4.14 kilowatt hours per square meter per day (kWh/m2/day), which is approximately 1% greater than the average monthly Direct Normal Irradiance (DNI) of 4.08 kWh/m2/day. [1]

Solar installations in Annapolis that are always titled at the latitude of Annapolis (Average Tilt at Latitude or ATaL) average 4.82 kWh/m2/day, or about 16% greater than the average monthly GHI of 4.14 kWh/m2/day and approximately 18% greater than the average monthly DNI of 4.08 kWh/m2/day. [1]

* See glossary & definitions below.

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.

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Solar Radiation Levels in Annapolis

Solar Radiation Data in Annapolis, MD

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

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

Solar Radiation Analysis for Annapolis, MD

Solar Radiation Data in Annapolis

Annapolis, MD has a average annual solar radiation value of 4.65 kilowatt hours per square meter per day (kWh/m2/day). [1]

The month with the highest historical solar radition values in Annapolis is June with an average of 5.71 kWh/m2/day, followed by July at 5.62 kWh/m2/day and August at 5.29 kWh/m2/day. [1]

The three months that historically average the lowest average solar radiation levels in Annapolis (Maryland) are December with an average of 2.84 kWh/m2/day, followed by January with an average of 3.42 kWh/m2/day and November at 3.58 kWh/m2/day. [1]

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

Solar Power Levels in Annapolis

The average monthly solar radiation level in Annapolis, MD, of 4.65 kilowatt hours per square meter per day (kWh/m2/day) is approximately 25% greater than the average level of 3.73 kWh/m2/day in a city with historically low levels (WA) and is approximately 30% less than the average level of 6.6 kWh/m2/day in a city with historically high levels (NV). [1]


→ Values listed as 0 (zero) are not available (N/A).

Solar Power: vs. the U.S.

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

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Compare Solar Quotes

Solar Data & Statistics for Annapolis

Sunrise / Sunset in Annapolis

  • Sunrise/Sunset for November 17, 2017 [2]
    • Sunrise: 7:52 am
    • Sunset: 5:50 pm
    • Solar Noon: 12:51 pm
    • Length of Day: 09:58
Solar Energy Statistics for Annapolis

Best Months for Solar in Annapolis

  • Top Solar Power Months Historically [1]
    • Solar Radiation June (5.71 kWh/m2/day)
    • ATaL: July (5.73 kWh/m2/day)
    • DNI: July (4.8 kWh/m2/day)
    • GHI: June (6.19 kWh/m2/day)

* See glossary & definitions above.

Solar Panel Installs in Annapolis

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

However, Annapolis is in Anne Arundel County and Anne Arundel County has at least 1,289 solar insallations right now. [1]

Solar Power Output in Annapolis

The Power of Solar in Annapolis, MD

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

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

Solar Output Analysis for Annapolis, MD

Solar Radiation Data in Annapolis

Annapolis (MD) has a average annual solar AC output value of 5411.08 kilowatt hours (AC). [2]

The month with the highest historical solar power output in Annapolis is July with an average of 529.62 kWhac, followed by June at 522.67 kWhac and May at 516.1 kWhac. [2]

The three months that historically average the lowest average solar output levels in Annapolis (Maryland) are December with an average of 297.68 kWhac, followed by November with an average of 354.03 kWhac and January at 360.56 kWhac. [2]

Cost of Utilities in Annapolis

Annapolis Electricity Costs

Electricity prices (residential) in Annapolis averaged 13.93 cents per kilowatthour (¢/kWh) in August 2017, which was about 6% more than the overall U.S. average residential electricity rate of 13.19¢/kWh in August. [3]

Solar Power Poll: Annapolis

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

Annapolis Natural Gas Costs

Natural gas prices (residential) in Maryland averaged $22.15 per thousand cubic feet (Mcf) in August 2017, which was approximately 22% more than the overall U.S. average residential natural gas rate of $18.09 per Mcf in August. [4]

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Solar Businesses in Annapolis

Solar Energy Contractors in Annapolis

Contractors & builders that specialize in solar panel installations in or near Annapolis, MD.

Sorry, no local solar energy contractors found.

Our search for solar contractors companies located in Annapolis produced no matches.

Solar Energy Equipment in Annapolis

Businesses that sell solar energy equipment and/or solar parts in or near Annapolis, MD.

Sorry, no local business selling solar equipment were found.

Our search for companies selling solar parts located in Annapolis produced no matches.

Energy Conservation Consultants in Annapolis

Energy conservation specialists that offer consulting services in or near Annapolis, MD.

Sorry, no local energy conservation specialists were found.

Our search for energy conservation specialists located in Annapolis produced no matches.

Weather Forecast for Annapolis, MD [5]

Fri Nov 17
51°F
Sky Is Clear
Min: 42°F
Max: 51°F
Strong breeze: 12 mps NW
Precip.: n/a
Humidity: 86%
Cloud cover: 0%
Sat Nov 18
49°F
Broken Clouds
Min: 44°F
Max: 59°F
Gale: 19 mps SSW
Precip.: n/a
Humidity: 88%
Cloud cover: 68%
Sun Nov 19
49°F
Moderate Rain
Min: 44°F
Max: 56°F
Storm: 25 mps WNW
Precip.: Chance of Rain
Humidity: 89%
Cloud cover: 0%
Mon Nov 20
42°F
Sky Is Clear
Min: 32°F
Max: 42°F
High wind, near gale: 15 mps WNW
Precip.: n/a
Humidity: 0%
Cloud cover: 0%
Tue Nov 21
53°F
Sky Is Clear
Min: 35°F
Max: 53°F
Strong breeze: 13 mps SSW
Precip.: n/a
Humidity: 0%
Cloud cover: 5%
Wed Nov 22
57°F
Light Rain
Min: 43°F
Max: 57°F
Moderate breeze: 6 mps W
Precip.: n/a
Humidity: 0%
Cloud cover: 11%

More about Annapolis

About Annapolis

The city of Annapolis, MD in Anne Arundel County has an approximate population of 38,394. [6]

Annapolis Solar Power

Annapolis, MD Solar Energy

To learn more about solar energy and solar power Annapolis, MD, or for more solar-related resources for Annapolis, 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 Maryland

ZIP Codes in MD


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References