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Warmest beach in Maryland

138 coastal locations in Maryland ranked by year-round average sea temperature. The state-wide average is 15.6°C. The peak month is July at 27.4°C. Click any beach for its 30-day chart and 10-year history.

Warmest year-round

Ewell, Smith Island, Chesapeake Bay

16.3°C annual mean

State-wide average

15.6°C

across 138 Maryland coastal locations

Warmest month

July

27.4°C state-wide average

What the water feels like at peak in July

This water temperature is comparable to that of a swimming pool, but it might be higher than most open water swimmers prefer for serious swimming. Make sure to drink plenty of water before and after swimming and don't wear a wetsuit to avoid overheating.

Maryland monthly average 3.8°C to 27.4°C
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  • Warmest month July 27.4°C
  • Coldest month February 3.8°C
  • Annual mean 15.6°C
  • Months above 20°C 4 of 12

Month by month around the Maryland coast

Maryland sea temperatures swing from 3.8°C in February to 27.4°C in July on average across the coast. That's a spread of 24°C. Pick a single month for a focused ranking:

Maryland sea temperature map

Today's pin colours show the latest daily reading at every Maryland beach we track. Drag and zoom; click any pin for that beach's full page.

Zoom in to see individual locations. Click a pin for water temperatures. View list →
°C -2 0 1 3 5 7 9 11 13 15 17 19 21 24 27 30 35

Top 50 warmest beaches in Maryland

Sorted by year-round average. Click any beach for its 30-day chart, monthly profile, and 10-year history.

# Location Annual mean
1 Ewell, Smith Island, Chesapeake Bay Maryland 16.3°C
2 Bishops Head, Hooper Strait Maryland 16.3°C
3 Holland Island Bar Light, Chesapeake Bay, Maryland Maryland 16.3°C
4 Holland Island Bar Light Maryland 16.3°C
5 Hooper Island Light, Chesapeake Bay, Maryland Maryland 16.3°C
6 Hooper Strait Light, Chesapeake Bay, Maryland Maryland 16.3°C
7 McCready's Creek, Fishing Bay, Chesapeake Bay Maryland 16.3°C
8 Middle Hooper Island, Chesapeake Bay, Maryland Maryland 16.3°C
9 Roaring Point, Nanticoke River, Maryland Maryland 16.3°C
10 Smithville Road Bridge, Beaverdam Creek, Little Choptank River Maryland 16.3°C
11 Vienna, Nanticoke River Maryland 16.3°C
12 Whitehaven, Wicomico River, Maryland Maryland 16.3°C
13 Crisfield Maryland 16.2°C
14 Ape Hole Creek, Pocomoke Sound, Chesapeake Bay, Maryland Maryland 16.1°C
15 Chance, Chesapeake Bay, Maryland Maryland 16.1°C
16 Colburn Creek, Big Annemessex River, Chesapeake Bay, Maryland Maryland 16.1°C
17 Crisfield, Little Annemessex River, Chesapeake Bay Maryland 16.1°C
18 Great Shoals Light, Monie Bay, Chesapeake Bay, Maryland Maryland 16.1°C
19 Long Point, Big Annemessex River, Chesapeake Bay, Maryland Maryland 16.1°C
20 Sharkfin Shoal Light, Chesapeake Bay, Maryland Maryland 16.1°C
21 Teague Creek, Manokin River, Chesapeake Bay, Maryland Maryland 16.1°C
22 Barren Island, Chesapeake Bay Maryland 15.8°C
23 Broomes Island, Patuxent River, Maryland Maryland 15.8°C
24 Clifton Beach, Smith Point, Potomac River, Maryland Maryland 15.8°C
25 Colton Point, Potomac River, Maryland Maryland 15.8°C
Show 25 more ▸
26 Cornfield Harbor, Potomac River, Maryland Maryland 15.8°C
27 Cove Point, Chesapeake Bay Maryland 15.8°C
28 Goose Creek, Port Tobacco River, Potomac River, Maryland Maryland 15.8°C
29 Liverpool Point, Potomac River, Maryland Maryland 15.8°C
30 Long Beach, Chesapeake Bay Maryland 15.8°C
31 Lower Cedar Point, Potomac River, Maryland Maryland 15.8°C
32 Mills Point (south of), Wicomico River, Maryland Maryland 15.8°C
33 Piney Point Maryland 15.8°C
34 Point Lookout, Chesapeake Bay, Maryland Maryland 15.8°C
35 Riverside, Potomac River, Maryland Maryland 15.8°C
36 Solomons Island, Patuxent River Maryland 15.8°C
37 Taylors Island, Slaughter Creek, Little Choptank River, Maryland Maryland 15.8°C
38 Cobb Island Maryland 15.8°C
39 Avalon, Dogwood Harbor, Chesapeake Bay, Maryland Maryland 15.8°C
40 Benedict, Patuxent River, Maryland Maryland 15.8°C
41 Cambridge, Choptank River Maryland 15.8°C
42 Cherry Island, Beckwiths Creek, Little Choptank River, Maryland Maryland 15.8°C
43 Deep Neck Point, Broad Creek, Chesapeake Bay, Maryland Maryland 15.8°C
44 Indian Head, Potomac River, Maryland Maryland 15.8°C
45 Lower Marlboro, Patuxent River Maryland 15.8°C
46 Marshall Hall, Potomac River, Maryland Maryland 15.8°C
47 Oxford, Tred Avon River, Maryland Maryland 15.8°C
48 Rose Haven, Chesapeake Bay, Maryland Maryland 15.8°C
49 Woolford, Church Creek, Little Choptank River, Maryland Maryland 15.8°C
50 Algonquin Maryland 15.7°C

Coldest 10 in Maryland

Same data, sorted the other way.

# Location Annual mean
1 Charlestown Maryland 14.4°C
2 North East Maryland 14.4°C
3 White Crystal Beach Maryland 14.4°C
4 Charlestown, Northeast River, Chesapeake Bay, Maryland Maryland 14.6°C
5 Chesapeake City, Chesapeake and Delaware Canal Maryland 14.6°C
6 Crumpton, Chester River Maryland 14.6°C
7 Old Frenchtown Wharf, Elk River, Maryland Maryland 14.6°C
8 Sharptown, Nanticoke River, Maryland Maryland 14.6°C
9 Town Point Wharf, Elk River Maryland 14.6°C
10 Buntings Bridge, Chincoteague Bay Maryland 15.0°C

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