Solar Energy & Solar Power Resources

Solar Power in 21404 (Annapolis, MD)

Solar Energy in 21404

Sorry, historical solar radition values for 21404 are currently unavailable, please check back later.

Solar Panels in 21404

Solar panels in 21404 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 21404

The total length of the day in 21404 (Annapolis, MD) today (September 03, 2026) will be 12 hours and 59 minutes. [More]

Solar Energy in 21404 (Annapolis, MD)

Solar Energy Data for 21404

See the chart below to see how different types of solar panel installations compare in 21404.

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

Solar Energy Analysis for 21404

Sorry, it is not possible to complete our solar energy analysis for 21404 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 21404

Solar Radiation Data in 21404

See the chart below for monthly solar radiation levels in 21404.

Sorry, data is not currently available.

Solar Radiation Analysis for 21404

Sorry, it is not possible to complete our solar radiation analysis for 21404 at this time.

Historical solar radiation data for 21404 is not currently available.

Please check back later.

Solar Power Comparison: 21404 vs. the U.S.

Solar Power Levels in 21404

Sorry, solar radiation data for 21404 is not currently available.

Solar Power: 21404 vs. the U.S.

Below is a month-by-month comparison of how average 21404 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 21404

Sunrise / Sunset in 21404

Sunrise/Sunset for September 03, 2026 ^[2]
- Sunrise: 6:35 am
- Sunset: 7:34 pm
- Length of Day: 12:59

Best Months for Solar in 21404

Monthly data not currently available.

Solar Panel Installs in 21404

We do not have data on solar panel installations in ZIP Code 21404 at the current time.

Solar Power Output in 21404

The Power of Solar in 21404

Monthly AC solar system output averages for 21404. Month-by-month solar power, as ranked by AC output, in 21404. ^[2]

AC output data is not currently available.

Solar Output Analysis for 21404

Sorry, it is not possible to complete our solar radiation analysis for 21404 at this time.

Historical solar radiation data for 21404 is not currently available.

Please check back later.

Weather Forecast for 21404 ^[5]

Thu Sep 3

83°F

Moderate Rain
Min: 73°F
Max: 94°F

Gentle Breeze: 12 mps SSW
Precip.: Chance of Rain
Humidity: 59%
Cloud cover: 49%

Fri Sep 4

84°F

Moderate Rain
Min: 72°F
Max: 91°F

Gentle Breeze: 12 mps SW
Precip.: Chance of Rain
Humidity: 53%
Cloud cover: 8%

Sat Sep 5

81°F

Moderate Rain
Min: 73°F
Max: 83°F

Moderate breeze: 13 mps NE
Precip.: Chance of Rain
Humidity: 47%
Cloud cover: 13%

Sun Sep 6

76°F

Sky Is Clear
Min: 67°F
Max: 76°F

Moderate breeze: 13 mps NNE
Precip.: n/a
Humidity: 55%
Cloud cover: 0%

Mon Sep 7

77°F

Light Rain
Min: 68°F
Max: 78°F

Light breeze: 8 mps E
Precip.: Chance of Rain
Humidity: 45%
Cloud cover: 6%

Tue Sep 8

82°F

Overcast Clouds
Min: 63°F
Max: 82°F

Moderate breeze: 12 mps S
Precip.: n/a
Humidity: 45%
Cloud cover: 96%

More about 21404

About 21404

The ZIP code 21404 is associated with the city of Annapolis in Anne Arundel County in Maryland.

21404 Solar Energy & Power

To learn more about solar energy and solar power in 21404, or for more solar-related resources for MD, check out the U.S. Energy Information Administration.