Solar Energy & Solar Power Resources

Solar Power in 21403 (Annapolis, MD)

Solar Energy in 21403

Sorry, historical solar radition values for 21403 are currently unavailable, please check back later.

Solar Panels in 21403

Solar panels in 21403 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 21403

The total length of the day in 21403 (Annapolis, MD) today (October 26, 2026) will be 10 hours and 45 minutes. [More]

Solar Energy in 21403 (Annapolis, MD)

Solar Energy Data for 21403

See the chart below to see how different types of solar panel installations compare in 21403.

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

Solar Energy Analysis for 21403

Sorry, it is not possible to complete our solar energy analysis for 21403 at this time.

Please check back later.

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 21403

Solar Radiation Data in 21403

See the chart below for monthly solar radiation levels in 21403.

Sorry, data is not currently available.

Solar Radiation Analysis for 21403

Sorry, it is not possible to complete our solar radiation analysis for 21403 at this time.

Historical solar radiation data for 21403 is not currently available.

Please check back later.

Solar Power Comparison: 21403 vs. the U.S.

Solar Power Levels in 21403

Sorry, solar radiation data for 21403 is not currently available.

Solar Power: 21403 vs. the U.S.

Below is a month-by-month comparison of how average 21403 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 Maryland is not currently available.

Solar Data & Statistics for 21403

Sunrise / Sunset in 21403

Sunrise/Sunset for October 26, 2026 ^[2]
- Sunrise: 7:27 am
- Sunset: 6:12 pm
- Length of Day: 10:45

Best Months for Solar in 21403

Monthly data not currently available.

Solar Panel Installs in 21403

We do not have data on solar panel installations in ZIP Code 21403 at the current time.

Solar Power Output in 21403

The Power of Solar in 21403

Monthly AC solar system output averages for 21403. Month-by-month solar power, as ranked by AC output, in 21403. ^[2]

AC output data is not currently available.

Solar Output Analysis for 21403

Sorry, it is not possible to complete our solar radiation analysis for 21403 at this time.

Historical solar radiation data for 21403 is not currently available.

Please check back later.

Weather Forecast for 21403 ^[5]

Mon Oct 26

58°F

Few Clouds
Min: 41°F
Max: 70°F

Light breeze: 7 mps W
Precip.: n/a
Humidity: 79%
Cloud cover: 12%

Tue Oct 27

66°F

Sky Is Clear
Min: 47°F
Max: 69°F

Gentle Breeze: 8 mps NNE
Precip.: n/a
Humidity: 61%
Cloud cover: 0%

Wed Oct 28

60°F

Scattered Clouds
Min: 44°F
Max: 63°F

Light breeze: 6 mps ESE
Precip.: n/a
Humidity: 60%
Cloud cover: 33%

Thu Oct 29

62°F

Scattered Clouds
Min: 51°F
Max: 68°F

Light breeze: 7 mps SSW
Precip.: n/a
Humidity: 82%
Cloud cover: 40%

Fri Oct 30

68°F

Sky Is Clear
Min: 52°F
Max: 74°F

Light breeze: 7 mps NNW
Precip.: n/a
Humidity: 63%
Cloud cover: 0%

Sat Oct 31

58°F

Overcast Clouds
Min: 52°F
Max: 63°F

Gentle Breeze: 8 mps N
Precip.: n/a
Humidity: 65%
Cloud cover: 99%

More about 21403

About 21403

The ZIP code 21403 is associated with the city of Annapolis in Anne Arundel County in Maryland.

21403 Solar Energy & Power

To learn more about solar energy and solar power in 21403, or for more solar-related resources for MD, check out the U.S. Energy Information Administration.