Riverdale, MD
Unincorporated community in Anne Arundel County, Maryland
Riverdale is a small unincorporated community in Anne Arundel County, Maryland. It is 1.8 miles SW of Severna Park, the nearest town. Its ZIP code is 21146.
Riverdale at a glance
- State
- Maryland
- County
- Anne Arundel County
- ZIP code
- 21146
- Nearest town
- Severna Park (1.8 mi)
- Time zone
- America/New York
- Coordinates
- 39.0992, -76.5361
Weather in Riverdale now
Loading the National Weather Service forecast…
Riverdale weather by the hour
Riverdale weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Riverdale.
This week in Riverdale
Sunrise, sunset and moon in Riverdale
What is the weather usually like in Riverdale?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 89°F average high
- Januarycoldest month · 29°F average low
- 48.9 inprecipitation per year · 1,243 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Riverdale: May–June and September–October, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station ANNAPOLIS POLICE BRKS, MD US (USC00180193), adjusted for the elevation of Riverdale.
Riverdale weather month by month
Sunrise and sunset in Riverdale through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:22 AM | 5:09 PM | 9 h 47 min |
| February | 6:55 AM | 5:44 PM | 10 h 48 min |
| March | 7:15 AM | 7:14 PM | 11 h 58 min |
| April | 6:27 AM | 7:44 PM | 13 h 17 min |
| May | 5:51 AM | 8:13 PM | 14 h 22 min |
| June | 5:38 AM | 8:35 PM | 14 h 57 min |
| July | 5:51 AM | 8:33 PM | 14 h 41 min |
| August | 6:18 AM | 8:02 PM | 13 h 44 min |
| September | 6:46 AM | 7:16 PM | 12 h 29 min |
| October | 7:14 AM | 6:29 PM | 11 h 14 min |
| November | 6:48 AM | 4:53 PM | 10 h 5 min |
| December | 7:16 AM | 4:46 PM | 9 h 29 min |
Times for the 15th of each month, local time (America/New York).
What is the weather like in Riverdale?
Riverdale has a humid subtropical climate. The warmest month is July, with an average high of 89°F (32°C), and the coldest is January, with average lows of 29°F (-2°C).
It gets about 48.9 inches (1,243 mm) of precipitation a year. The wettest month is September and the driest is February.
The best time to visit Riverdale is May–June and September–October. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
Webcams near Riverdale
The closest live webcam is Baltimore: Northeast View, 7.6 miles N of Riverdale.
Webcams: Windy.com. Distances in a straight line from Riverdale.
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Map of Riverdale, MD
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Riverdale Street View
Drag the image to look around and tap the arrows on the ground to move. If it says there is no imagery, tap a nearby street on the map above.
Open in Google Maps ›Towns near Riverdale
Other communities near Riverdale
- Sun Set Knoll0.3 mi N
- Stewarts Landing0.4 mi SW
- Riverdale Forest0.5 mi W
- Magothy Forest0.6 mi SW
- Magothy Beach0.6 mi S
- Royal Beach0.6 mi NW
- Magothy Forge0.7 mi NW
- Lourds Manor0.8 mi NW
- Whippoorwill Estates0.9 mi SE
- Tebbston1.2 mi SE
- Whitehurst1.3 mi SE
- Ross Cove1.4 mi SE
- Smugglers Cove1.5 mi S
- Cape Arthur1.5 mi SE
- The Dales1.5 mi W
Questions about Riverdale
Where is Riverdale, MD?
Riverdale is an unincorporated community in Anne Arundel County, Maryland, 1.8 miles SW of Severna Park.
What county is Riverdale in?
Riverdale is in Anne Arundel County, Maryland.
What is the ZIP code of Riverdale, MD?
The ZIP code for Riverdale is 21146.
What is the nearest town to Riverdale?
Severna Park, 1.8 miles away.
Are there webcams near Riverdale?
Yes. The closest is Baltimore: Northeast View, 7.6 miles away.
What is the hottest month in Riverdale?
July, with an average high of 89°F (32°C).
What is the coldest month in Riverdale?
January, with an average low of 29°F (-2°C).
How much does it rain in Riverdale?
About 48.9 inches (1,243 mm) a year; the wettest month is September.
Does it snow in Riverdale?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Riverdale?
May–June and September–October, when temperatures are most pleasant and rainy days are fewer.
What climate does Riverdale have?
Humid subtropical (Köppen Cfa).
Last updated: