Solar Energy & Solar Power Resources

Solar Power in 21409 (Annapolis, MD)

Solar Energy in 21409

Sorry, historical solar radition values for 21409 are currently unavailable, please check back later.

Solar Panels in 21409

Solar panels in 21409 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 21409

The total length of the day in 21409 (Annapolis, MD) today (October 14, 2026) will be 11 hours and 17 minutes. [More]

Solar Energy in 21409 (Annapolis, MD)

Solar Energy Data for 21409

See the chart below to see how different types of solar panel installations compare in 21409.

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

Solar Energy Analysis for 21409

Sorry, it is not possible to complete our solar energy analysis for 21409 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 21409

Solar Radiation Data in 21409

See the chart below for monthly solar radiation levels in 21409.

Sorry, data is not currently available.

Solar Radiation Analysis for 21409

Sorry, it is not possible to complete our solar radiation analysis for 21409 at this time.

Historical solar radiation data for 21409 is not currently available.

Please check back later.

Solar Power Comparison: 21409 vs. the U.S.

Solar Power Levels in 21409

Sorry, solar radiation data for 21409 is not currently available.

Solar Power: 21409 vs. the U.S.

Below is a month-by-month comparison of how average 21409 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 21409

Sunrise / Sunset in 21409

Sunrise/Sunset for October 14, 2026 ^[2]
- Sunrise: 7:13 am
- Sunset: 6:30 pm
- Length of Day: 11:17

Best Months for Solar in 21409

Monthly data not currently available.

Solar Panel Installs in 21409

We do not have data on solar panel installations in ZIP Code 21409 at the current time.

Solar Power Output in 21409

The Power of Solar in 21409

Monthly AC solar system output averages for 21409. Month-by-month solar power, as ranked by AC output, in 21409. ^[2]

AC output data is not currently available.

Solar Output Analysis for 21409

Sorry, it is not possible to complete our solar radiation analysis for 21409 at this time.

Historical solar radiation data for 21409 is not currently available.

Please check back later.

Weather Forecast for 21409 ^[5]

Wed Oct 14

77°F

Light Rain
Min: 66°F
Max: 86°F

Gentle Breeze: 9 mps SW
Precip.: Chance of Rain
Humidity: 73%
Cloud cover: 34%

Thu Oct 15

68°F

Moderate Rain
Min: 56°F
Max: 70°F

Gentle Breeze: 11 mps N
Precip.: Chance of Rain
Humidity: 67%
Cloud cover: 72%

Fri Oct 16

74°F

Heavy Intensity Rain
Min: 55°F
Max: 81°F

Moderate breeze: 14 mps W
Precip.: Chance of Rain
Humidity: 77%
Cloud cover: 62%

Sat Oct 17

55°F

Light Rain
Min: 49°F
Max: 65°F

Moderate breeze: 15 mps NNW
Precip.: Chance of Rain
Humidity: 50%
Cloud cover: 18%

Sun Oct 18

50°F

Sky Is Clear
Min: 44°F
Max: 54°F

Gentle Breeze: 11 mps N
Precip.: n/a
Humidity: 56%
Cloud cover: 0%

Mon Oct 19

56°F

Sky Is Clear
Min: 45°F
Max: 58°F

Light breeze: 4 mps ENE
Precip.: n/a
Humidity: 61%
Cloud cover: 0%

More about 21409

About 21409

The ZIP code 21409 is associated with the city of Annapolis in Anne Arundel County in Maryland.

21409 Solar Energy & Power

To learn more about solar energy and solar power in 21409, or for more solar-related resources for MD, check out the U.S. Energy Information Administration.