Rock Anna, MD

Unincorporated community in Anne Arundel County, Maryland

Rock Anna is a small unincorporated community in Anne Arundel County, Maryland. It is 1.6 miles NW of Riviera Beach, the nearest town. Its ZIP code is 21122.

Rock Anna at a glance

State
Maryland
County
Anne Arundel County
ZIP code
21122
Nearest town
Riviera Beach (1.6 mi)
Time zone
America/New York
Coordinates
39.1444, -76.5122

Weather in Rock Anna now

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Rock Anna weather by the hour

Rock Anna weather for the next 7 days

Source: National Weather Service (NOAA) · forecast for the coordinates of Rock Anna.

This week in Rock Anna

Sunrise, sunset and moon in Rock Anna

What is the weather usually like in Rock Anna?

Cfa
Humid subtropical climate
Köppen climate classification, calculated from the 1991–2020 normals

Average high and low temperature (°F)

20°39°57°76°94°43°25°Jan46°27°Feb55°34°Mar67°44°Apr76°53°May84°63°Jun89°68°Jul87°66°Aug80°59°Sep68°47°Oct57°37°Nov47°30°Dec

Average precipitation (inches)

3.1"Jan2.9"Feb4.0"Mar3.4"Apr3.9"May4.0"Jun4.5"Jul4.1"Aug4.4"Sep3.9"Oct3.1"Nov3.7"Dec

Best time to visit Rock Anna: May–June and September–October, with mild temperatures and fewer rainy days.

Source: NOAA NCEI U.S. Climate Normals 1991–2020, station BALTIMORE WASH INTL AP, MD US (USW00093721), adjusted for the elevation of Rock Anna.

Rock Anna weather month by month

January
43° 25°F
3.1 in of rain · 6 wet days❄ 6.4 in of snow
February
46° 27°F
2.9 in of rain · 6 wet days❄ 7.5 in of snow
March
55° 34°F
4.0 in of rain · 7 wet days❄ 2.8 in of snow
April
67° 44°F
3.4 in of rain · 6 wet days
May
76° 53°F
3.9 in of rain · 7 wet days
June
84° 63°F
4.0 in of rain · 7 wet days
July
89° 68°F
4.5 in of rain · 7 wet days
August
87° 66°F
4.1 in of rain · 6 wet days
September
80° 59°F
4.4 in of rain · 6 wet days
October
68° 47°F
3.9 in of rain · 5 wet days
November
57° 37°F
3.1 in of rain · 5 wet days❄ 0.1 in of snow
December
47° 30°F
3.7 in of rain · 6 wet days❄ 2.5 in of snow

Sunrise and sunset in Rock Anna through the year

MonthSunriseSunsetDaylight
January7:22 AM5:08 PM9 h 46 min
February6:55 AM5:44 PM10 h 48 min
March7:15 AM7:14 PM11 h 58 min
April6:27 AM7:44 PM13 h 17 min
May5:51 AM8:13 PM14 h 22 min
June5:37 AM8:35 PM14 h 57 min
July5:51 AM8:33 PM14 h 41 min
August6:18 AM8:02 PM13 h 44 min
September6:46 AM7:16 PM12 h 29 min
October7:14 AM6:28 PM11 h 14 min
November6:48 AM4:53 PM10 h 5 min
December7:16 AM4:45 PM9 h 29 min

Times for the 15th of each month, local time (America/New York).

What is the weather like in Rock Anna?

Rock Anna 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 25°F (-4°C).

It gets about 45.0 inches (1,143 mm) of precipitation a year. The wettest month is July and the driest is February. Snow is common: about 19 inches fall in an average year.

The best time to visit Rock Anna 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 Rock Anna

The closest live webcam is Baltimore: Northwest View, 4.6 miles N of Rock Anna.

Baltimore: Northwest ViewBaltimore · 4.6 mi NOn Windy
Baltimore: Northeast ViewBaltimore · 4.6 mi NOn Windy
Halethorpe › North-westunknown · 11.8 mi NWOn Windy
Relay › North-east: Halethorpe Weather-WatchRelay · 11.8 mi NWOn Windy
Annapolis › East: Eastport Yacht ClubAnnapolis · 11.8 mi SOn Windy
Arbutus › SouthArbutus · 12.4 mi NWOn Windy
Crofton › EastCrofton · 14.5 mi SWOn Windy
Highland Beach › West: William Preston Lane Jr. Memorial Bay BridgeHighland Beach · 15.4 mi SEOn Windy
Towson › East: Albert S. Cook Libraryunknown · 18.0 mi NOn Windy

Webcams: Windy.com. Distances in a straight line from Rock Anna.

Do you know Rock Anna? Tell us about it

Help other travelers: share what makes Rock Anna special. We review every message before publishing it.

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Map of Rock Anna, MD

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Rock Anna Street View

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Towns near Rock Anna

Other communities near Rock Anna

Questions about Rock Anna

Where is Rock Anna, MD?

Rock Anna is an unincorporated community in Anne Arundel County, Maryland, 1.6 miles NW of Riviera Beach.

What county is Rock Anna in?

Rock Anna is in Anne Arundel County, Maryland.

What is the ZIP code of Rock Anna, MD?

The ZIP code for Rock Anna is 21122.

What is the nearest town to Rock Anna?

Riviera Beach, 1.6 miles away.

Are there webcams near Rock Anna?

Yes. The closest is Baltimore: Northwest View, 4.6 miles away.

What is the hottest month in Rock Anna?

July, with an average high of 89°F (32°C).

What is the coldest month in Rock Anna?

January, with an average low of 25°F (-4°C).

How much does it rain in Rock Anna?

About 45.0 inches (1,143 mm) a year; the wettest month is July.

Does it snow in Rock Anna?

Yes, about 19 inches of snow fall in an average year.

When is the best time to visit Rock Anna?

May–June and September–October, when temperatures are most pleasant and rainy days are fewer.

What climate does Rock Anna have?

Humid subtropical (Köppen Cfa).

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