Solar Energy & Solar Power Resources

Solar Power in 21140 (Riva, MD)

Solar Energy in 21140

Sorry, historical solar radition values for 21140 are currently unavailable, please check back later.

Solar Panels in 21140

Solar panels in 21140 that will produce the maximum solar energy output. [More]

Sunrise & Sunset in 21140

The total length of the day in 21140 (Riva, MD) today (July 13, 2026) will be 14 hours and 43 minutes. [More]

Solar Energy in 21140 (Riva, MD)

Solar Energy Data for 21140

See the chart below to see how different types of solar panel installations compare in 21140.

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

Solar Energy Analysis for 21140

Sorry, it is not possible to complete our solar energy analysis for 21140 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 21140

Solar Radiation Data in 21140

See the chart below for monthly solar radiation levels in 21140.

Sorry, data is not currently available.

Solar Radiation Analysis for 21140

Sorry, it is not possible to complete our solar radiation analysis for 21140 at this time.

Historical solar radiation data for 21140 is not currently available.

Please check back later.

Solar Power Comparison: 21140 vs. the U.S.

Solar Power Levels in 21140

Sorry, solar radiation data for 21140 is not currently available.

Solar Power: 21140 vs. the U.S.

Below is a month-by-month comparison of how average 21140 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 21140

Sunrise / Sunset in 21140

Sunrise/Sunset for July 13, 2026 ^[2]
- Sunrise: 5:50 am
- Sunset: 8:33 pm
- Length of Day: 14:43

Best Months for Solar in 21140

Monthly data not currently available.

Solar Panel Installs in 21140

We do not have data on solar panel installations in ZIP Code 21140 at the current time.

Solar Power Output in 21140

The Power of Solar in 21140

Monthly AC solar system output averages for 21140. Month-by-month solar power, as ranked by AC output, in 21140. ^[2]

AC output data is not currently available.

Solar Output Analysis for 21140

Sorry, it is not possible to complete our solar radiation analysis for 21140 at this time.

Historical solar radiation data for 21140 is not currently available.

Please check back later.

Weather Forecast for 21140 ^[5]

Mon Jul 13

84°F

Sky Is Clear
Min: 66°F
Max: 89°F

Gentle Breeze: 8 mps SE
Precip.: n/a
Humidity: 54%
Cloud cover: 3%

Tue Jul 14

92°F

Sky Is Clear
Min: 71°F
Max: 96°F

Gentle Breeze: 9 mps SW
Precip.: n/a
Humidity: 43%
Cloud cover: 2%

Wed Jul 15

96°F

Few Clouds
Min: 70°F
Max: 98°F

Gentle Breeze: 9 mps SW
Precip.: n/a
Humidity: 41%
Cloud cover: 18%

Thu Jul 16

97°F

Broken Clouds
Min: 77°F
Max: 97°F

Light breeze: 7 mps WNW
Precip.: n/a
Humidity: 39%
Cloud cover: 79%

Fri Jul 17

89°F

Broken Clouds
Min: 76°F
Max: 90°F

Gentle Breeze: 9 mps NNE
Precip.: n/a
Humidity: 36%
Cloud cover: 77%

Sat Jul 18

93°F

Heavy Intensity Rain
Min: 71°F
Max: 93°F

Moderate breeze: 13 mps SSW
Precip.: Chance of Rain
Humidity: 49%
Cloud cover: 72%

More about 21140

About 21140

The ZIP code 21140 is associated with the city of Riva in Anne Arundel County in Maryland.

21140 Solar Energy & Power

To learn more about solar energy and solar power in 21140, or for more solar-related resources for MD, check out the U.S. Energy Information Administration.