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Warmest beach in Alaska in July

653 coastal locations in Alaska ranked by their typical July sea temperature. State-wide average in July: 11.5°C.

Warmest in July

Dewey Anchorage, Etolin Island, Alaska

15.0°C

State July average

11.5°C

across 653 coastal locations in Alaska

Vs annual mean

+4.1°C

above the year-round state average

What the Alaska water feels like in July

Water at this temperature is cold and will feel very cold initially, but the body will get used to it and longer swims are possible. Experienced swimmers can manage several hours of swimming, however hypothermia is still a real risk.

Alaska monthly average 3.9°C to 12.5°C
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  • Warmest month August 12.5°C
  • Coldest month March 3.9°C
  • Annual mean 7.4°C
  • Months above 20°C 0 of 12

Where July fits in the year

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

Alaska sea temperature map (live)

Today's reading at every Alaska beach we track. The list below uses the typical July 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 warmest Alaska beaches in July

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

# Location July mean
1 Dewey Anchorage, Etolin Island, Alaska Alaska 15.0°C
2 Entrance, Kasaan Bay, Alaska Alaska 15.0°C
3 Hadley, Lyman Anchorage, Alaska Alaska 15.0°C
4 Karta Bay, Kasaan Bay, Alaska Alaska 15.0°C
5 Kasaan, Kasaan Bay, Alaska Alaska 15.0°C
6 Lindeman Cove, Kasaan Bay Alaska 15.0°C
7 Magnetic Point, Union Bay, Earnest Sound Alaska 15.0°C
8 Menefee Anch., Prince of Wales Island, Alaska Alaska 15.0°C
9 Niblack Anchorage, Moira Sound, Alaska Alaska 15.0°C
10 Point Harrington, Clarence Strait Alaska 15.0°C
11 Ratz Harbor, Prince of Wales Island, Alaska Alaska 15.0°C
12 Steamer Bay, Etolin Island, Alaska Alaska 15.0°C
13 Thoms Point, Zimovia Strait Alaska 15.0°C
14 Union Bay, Ernest Sound, Alaska Alaska 15.0°C
15 Wrangell, Wrangell Island Alaska 15.0°C
16 Morakas Point, Naknek River, Alaska Alaska 14.9°C
17 Naknek River entrance, Alaska Alaska 14.9°C
18 Omakstalia Point, Naknek River, Alaska Alaska 14.9°C
19 Bell Arm, Bell Island, Alaska Alaska 14.8°C
20 Burrough Bay, Behm Canal Alaska 14.8°C
21 Burroughs Bay, Alaska Alaska 14.8°C
22 Convenient Cove, Hassler Island, Alaska Alaska 14.8°C
23 Loring, Naha Bay, Alaska Alaska 14.8°C
24 Traitors Cove (inside narrows), Alaska Alaska 14.8°C
25 Vallenar Point, Alaska Alaska 14.8°C
Show 25 more ▸
26 Yes Cannery, Yes Bay, Alaska Alaska 14.8°C
27 Wrangell Alaska 14.8°C
28 Dillingham Alaska 14.6°C
29 Clarks Point, Nushagak Bay Alaska 14.6°C
30 Applegate Island, Prince William Sound, Alaska Alaska 14.5°C
31 Chenega Island, Dangerous Passage, Prince William Sound, Alaska Alaska 14.5°C
32 Chenega Island, southwest end, Prince William Sound, Alaska Alaska 14.5°C
33 Culross Bay, Wells Passage, Prince William Sound, Alaska Alaska 14.5°C
34 Eshamy Bay, Knight Island Passage, Prince William Sound, Alaska Alaska 14.5°C
35 Eshamy Lagoon, Prince William Sound, Alaska Alaska 14.5°C
36 Herring Point, Knight Island, Prince William Sound Alaska 14.5°C
37 Long Bay Entrance, Culross Passage, Prince William Sound, Alaska Alaska 14.5°C
38 Port Audrey, Knight Island, Alaska Alaska 14.5°C
39 South Bay, Perry Island Alaska 14.5°C
40 Whittier, Passage Canal, Prince William Sound, Alaska Alaska 14.5°C
41 Whittier, Prince William Sound Alaska 14.5°C
42 Alava Bay, Alaska Alaska 14.5°C
43 Alva Bay, Revillagigedo Island, Alaska Alaska 14.5°C
44 Custom House Cove, Mary Island Alaska 14.5°C
45 Fitzgibbon Cove, Alaska Alaska 14.5°C
46 Gnat Cove, Carroll Inlet, Revillagigedo Channel, Alaska Alaska 14.5°C
47 Mary Island Anchorage, Revillagigedo Channel, Alaska Alaska 14.5°C
48 Mop Point, Thorne Arm, Revillagigedo Channel, Alaska Alaska 14.5°C
49 Nigelius Point, Carroll Inlet, Revillagigedo Channel, Alaska Alaska 14.5°C
50 Northern Carroll Inlet GPS Tide Buoy Alaska 14.5°C

Coldest 10 in Alaska in July

Same data the other way.

# Location July mean
1 Prudhoe Bay #2 Alaska -0.3°C
2 Cross Island (Dinkum Sands) Alaska -0.1°C
3 Prudhoe Bay Alaska 0.1°C
4 Barrow Alaska 0.4°C
5 Point Barrow, Alaska Alaska 0.7°C
6 Point Barrow Alaska 0.7°C
7 Barrow (offshore) Alaska 0.7°C
8 Flaxman Island Alaska 0.8°C
9 Barter Island Alaska 1.8°C
10 Maknik Lagoon entrance, St. Lawrence Island, Alaska Alaska 5.9°C

Other US states

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