Solar Energy & Solar Power Resources

Solar Power in 21221 (Essex, MD)

Solar Energy in 21221

Sorry, historical solar radition values for 21221 are currently unavailable, please check back later.

Solar Panels in 21221

Solar panels in 21221 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 21221

The total length of the day in 21221 (Essex, MD) today (July 10, 2026) will be 14 hours and 49 minutes. [More]

Solar Energy in 21221 (Essex, MD)

Solar Energy Data for 21221

See the chart below to see how different types of solar panel installations compare in 21221.

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

Solar Energy Analysis for 21221

Sorry, it is not possible to complete our solar energy analysis for 21221 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 21221

Solar Radiation Data in 21221

See the chart below for monthly solar radiation levels in 21221.

Sorry, data is not currently available.

Solar Radiation Analysis for 21221

Sorry, it is not possible to complete our solar radiation analysis for 21221 at this time.

Historical solar radiation data for 21221 is not currently available.

Please check back later.

Solar Power Comparison: 21221 vs. the U.S.

Solar Power Levels in 21221

Sorry, solar radiation data for 21221 is not currently available.

Solar Power: 21221 vs. the U.S.

Below is a month-by-month comparison of how average 21221 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 21221

Sunrise / Sunset in 21221

Sunrise/Sunset for July 10, 2026 ^[2]
- Sunrise: 5:46 am
- Sunset: 8:35 pm
- Length of Day: 14:49

Best Months for Solar in 21221

Monthly data not currently available.

Solar Panel Installs in 21221

We do not have data on solar panel installations in ZIP Code 21221 at the current time.

Solar Power Output in 21221

The Power of Solar in 21221

Monthly AC solar system output averages for 21221. Month-by-month solar power, as ranked by AC output, in 21221. ^[2]

AC output data is not currently available.

Solar Output Analysis for 21221

Sorry, it is not possible to complete our solar radiation analysis for 21221 at this time.

Historical solar radiation data for 21221 is not currently available.

Please check back later.

Weather Forecast for 21221 ^[5]

Fri Jul 10

83°F

Light Rain
Min: 72°F
Max: 84°F

Moderate breeze: 13 mps WNW
Precip.: Chance of Rain
Humidity: 65%
Cloud cover: 90%

Sat Jul 11

77°F

Moderate Rain
Min: 70°F
Max: 79°F

Moderate breeze: 13 mps NNE
Precip.: Chance of Rain
Humidity: 78%
Cloud cover: 95%

Sun Jul 12

80°F

Overcast Clouds
Min: 67°F
Max: 81°F

Gentle Breeze: 10 mps E
Precip.: n/a
Humidity: 46%
Cloud cover: 100%

Mon Jul 13

80°F

Sky Is Clear
Min: 69°F
Max: 82°F

Gentle Breeze: 9 mps SSE
Precip.: n/a
Humidity: 50%
Cloud cover: 4%

Tue Jul 14

89°F

Sky Is Clear
Min: 70°F
Max: 91°F

Gentle Breeze: 9 mps WSW
Precip.: n/a
Humidity: 41%
Cloud cover: 9%

Wed Jul 15

94°F

Scattered Clouds
Min: 77°F
Max: 96°F

Moderate breeze: 13 mps WNW
Precip.: n/a
Humidity: 44%
Cloud cover: 31%

More about 21221

About 21221

The ZIP code 21221 is associated with the city of Essex in Baltimore County in Maryland.

21221 Solar Energy & Power

To learn more about solar energy and solar power in 21221, or for more solar-related resources for MD, check out the U.S. Energy Information Administration.