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Coldest beach in New Jersey in August

252 coastal locations in New Jersey ranked by their typical August sea temperature. State-wide average in August: 24.1°C.

Coldest in August

Atlantic Highlands, Sandy Hook Bay, New Jersey

23.4°C

State August average

24.1°C

across 252 coastal locations in New Jersey

Vs annual mean

+9.8°C

above the year-round state average

What the New Jersey water feels like in August

Water at this temperature is very pleasant to swim in. If you tend to wear a wetsuit when swimming, you might consider removing it now to avoid the body overheating.

New Jersey monthly average 4.1°C to 24.1°C
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  • Warmest month July 24.1°C
  • Coldest month February 4.1°C
  • Annual mean 14.2°C
  • Months above 20°C 3 of 12

Where August fits in the year

August sits inside the state pattern shown on the left. Browse a different month for a fresh ranking.

New Jersey sea temperature map (live)

Today's reading at every New Jersey beach we track. The list below uses the typical August mean from a decade of daily history.

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 coldest New Jersey beaches in August

Sorted by typical August mean. Click any beach for the full location page.

# Location August mean
1 Bayonne New Jersey 23.6°C
2 Clifton New Jersey 23.6°C
3 Elizabeth New Jersey 23.6°C
4 Highlands New Jersey 23.6°C
5 Hoboken New Jersey 23.6°C
6 Atlantic Highlands New Jersey 23.6°C
7 Cliffwood Beach New Jersey 23.6°C
8 Fair Haven New Jersey 23.6°C
9 Keansburg New Jersey 23.6°C
10 Keyport New Jersey 23.6°C
11 Laurence Harbor New Jersey 23.6°C
12 North Middletown New Jersey 23.6°C
13 Oceanport New Jersey 23.6°C
14 Raritan Bay New Jersey 23.6°C
15 Red Bank New Jersey 23.6°C
16 Union Beach New Jersey 23.6°C
17 Beaverdam Creek entrance, Metedeconk River, New Jersey New Jersey 23.4°C
18 Beaverdam Creek, inside, Metedeconk River, New Jersey New Jersey 23.4°C
19 Belmar (ocean), New Jersey New Jersey 23.4°C
20 Brielle, Route 35 bridge, Manasquan River, New Jersey New Jersey 23.4°C
21 Manasquan Inlet, USCG Station, New Jersey New Jersey 23.4°C
22 New Bedford, Shark River, New Jersey New Jersey 23.4°C
23 Riviera Beach, Manasquan River, New Jersey New Jersey 23.4°C
24 Shark River Hills, Shark River, New Jersey New Jersey 23.4°C
25 Shark River Island, fixed RR. bridge, Shark River, New Jersey New Jersey 23.4°C
Show 25 more ▸
26 Alpine, Hudson River, New Jersey New Jersey 23.4°C
27 Amtrak RR. swing bridge, Hackensack River, New Jersey New Jersey 23.4°C
28 Belleville, Passaic River, New Jersey New Jersey 23.4°C
29 Carlstadt, Garretts Reach, Hackensack River, New Jersey New Jersey 23.4°C
30 Chelsea, Arthur Kill, New Jersey New Jersey 23.4°C
31 Constable Hook, Kill Van Kull, New York New Jersey 23.4°C
32 East Rutherford, Passaic River, New Jersey New Jersey 23.4°C
33 Edgewater, Hudson River, New Jersey New Jersey 23.4°C
34 Fish Creek, Berrys Creek, Hackensack River, New Jersey New Jersey 23.4°C
35 Hackensack, Hackensack River, New Jersey New Jersey 23.4°C
36 Kearny Point, Hackensack River, New Jersey New Jersey 23.4°C
37 New Millford, Hackensack River, New Jersey New Jersey 23.4°C
38 North Secaucus, Garretts Reach, Hackensack River, New Jersey New Jersey 23.4°C
39 North Secaucus, Garretts Reach, Hackensack River, New York New Jersey 23.4°C
40 Point No Point, Passaic River, New Jersey New Jersey 23.4°C
41 Port Elizabeth, New Jersey New Jersey 23.4°C
42 Port Newark Terminal, New Jersey New Jersey 23.4°C
43 Ridgefield Park, Hackensack River, New Jersey New Jersey 23.4°C
44 Atlantic Highlands, Sandy Hook Bay, New Jersey New Jersey 23.4°C
45 Gooseneck Point, bridge, Shrewsbury River, New Jersey New Jersey 23.4°C
46 Highlands, Route 36 bridge, Shrewsbury River, New Jersey New Jersey 23.4°C
47 Long Branch (fishing pier), New Jersey New Jersey 23.4°C
48 Long Branch Reach, Shrewsbury River, New Jersey New Jersey 23.4°C
49 Oceanic Bridge, Navesink River, Shrewsbury River, New Jersey New Jersey 23.4°C
50 Sea Bright, Shrewsbury River New Jersey 23.4°C

Warmest 10 in New Jersey in August

Same data flipped. The warmest spots in the state for this month.

# Location August mean
1 Carneys Point Township New Jersey 25.5°C
2 Penns Grove New Jersey 25.5°C
3 Sea Breeze New Jersey 25.5°C
4 0.8 n.mi. above entrance, Alloway Creek, New Jersey New Jersey 25.3°C
5 1 n.mi. above entrance, Mad Horse Creek, New Jersey New Jersey 25.3°C
6 2.5 n.mi. above entrance, Alloway Creek, New Jersey New Jersey 25.3°C
7 Abbots Meadow, Alloway Creek, New Jersey New Jersey 25.3°C
8 Artificial Island, Salem Nuclear Plant, Delaware River, New Jersey New Jersey 25.3°C
9 Auburn, Oldmans Creek, Delaware River, New Jersey New Jersey 25.3°C
10 Back Creek entrance, Nantuxent Cove, Delaware Bay, New Jersey New Jersey 25.3°C

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