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Coldest beach in Washington

187 coastal locations in Washington ranked by year-round average sea temperature, coldest first. The state-wide average is 10.3°C. The coldest month is February at 8.1°C. Click any beach for its 30-day chart and 10-year history.

Coldest year-round

Crescent Bay, Strait of Juan de Fuca, Washington

9.4°C annual mean

State-wide average

10.3°C

across 187 Washington coastal locations

Coldest month

February

8.1°C state-wide average

What the water feels like in February

This water is very cold and can cause pain. We don't recommend you swim in this temperature for anything other than very short swims of 5 to 10 minutes unless you are a very experienced cold water swimmer.

Washington monthly average 8.1°C to 13.0°C
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  • Warmest month August 13.0°C
  • Coldest month February 8.1°C
  • Annual mean 10.3°C
  • Months above 20°C 0 of 12

Month by month around the Washington coast

Washington sea temperatures swing from 8.1°C in February to 13.0°C in August on average across the coast. That's a spread of 5°C. Pick a single month for a focused ranking:

Washington sea temperature map

Today's pin colours show the latest daily reading at every Washington 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 coldest beaches in Washington

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

# Location Annual mean
1 Ala Spit, Whidbey Island, Washington Washington 9.7°C
2 Aleck Bay, Lopez Island, Washington Washington 9.7°C
3 Burrows Bay (Allan Island), Washington Washington 9.7°C
4 Cornet Bay, Deception Pass, Washington Washington 9.7°C
5 Crescent Harbor, N. Whidbey Island, Washington Washington 9.7°C
6 Admiralty Head, Admiralty Inlet, Washington Washington 9.7°C
7 Bremerton, Sinclair Inlet, Port Orchard, Puget Sound Washington 9.7°C
8 Brownsville, Port Orchard Washington 9.7°C
9 Burton, Quartermaster Hbr. (inside), Vashon I. Washington 9.7°C
10 Bush Point, Whidbey Island, Admiralty Inlet, Washington Washington 9.7°C
11 Clam Bay, Rich Passage Washington 9.7°C
12 Des Moines, East Passage Washington 9.7°C
13 Duwamish Waterway, Eighth Ave. South Washington 9.7°C
14 Eagle Harbor, Bainbridge Island Washington 9.7°C
15 Foulweather Bluff Washington 9.7°C
16 Gardiner, Discovery Bay, Strait of Juan de Fuca, Washington Washington 9.7°C
17 Glendale, Whidbey Island, Washington Washington 9.7°C
18 Greenbank, Whidbey Island Washington 9.7°C
19 Harper, Yukon Harbor Washington 9.7°C
20 Holly Farms Harbor, Holmes Harbor, Whidbey I., Washington Washington 9.7°C
21 Kayak Point, Washington Washington 9.7°C
22 Kingston, Appletree Cove Washington 9.7°C
23 Lockheed Shipyard, Harbor Island Washington 9.7°C
24 Marrowstone Point, Admiralty Inlet, Washington Washington 9.7°C
25 Marysville, Quilceda Creek, Washington Washington 9.7°C
Show 25 more ▸
26 Meadow Point, Shilshole Bay Washington 9.7°C
27 Mystery Bay, Marrowstone Island, Admiralty Inlet, Washington Washington 9.7°C
28 Oak Bay, Washington Washington 9.7°C
29 Point Partridge, Whidbey Island, Strait of Juan de Fuca, Washington Washington 9.7°C
30 Point Vashon, Vashon Island Washington 9.7°C
31 Port Blakely Washington 9.7°C
32 Port Jefferson Washington 9.7°C
33 Port Madison Washington 9.7°C
34 Port Townsend (Point Hudson), Washington Washington 9.7°C
35 Priest Point Washington 9.7°C
36 Sandy Point, Whidbey Island, Washington Washington 9.7°C
37 Seattle, Puget Sound Washington 9.7°C
38 Spee-Bi-Dah Washington 9.7°C
39 Stanwood, Stillaguamish River, Washington Washington 9.7°C
40 Tracyton, Dyes Inlet Washington 9.7°C
41 Tulalip, Tulalip Bay Washington 9.7°C
42 Tulare Beach, Port Susan Washington 9.7°C
43 Dungeness, Strait of Juan de Fuca, Washington Washington 9.7°C
44 Sequim Bay entrance, Strait of Juan de Fuca, Washington Washington 9.7°C
45 Port Angeles Washington 9.7°C
46 Ediz Hook, Port Angeles, Strait of Juan de Fuca, Washington Washington 9.6°C
47 Port Angeles, Strait Of Juan De Fuca Washington 9.6°C
48 Jim Creek Washington 9.6°C
49 Twin Rivers, Strait of Juan de Fuca, Washington Washington 9.4°C
50 Crescent Bay, Strait of Juan de Fuca, Washington Washington 9.4°C

Warmest 10 in Washington for contrast

Same data flipped. The warmest year-round spots in the state.

# Location Annual mean
1 Cape Disappointment Washington 11.9°C
2 Columbia River entrance (N. Jetty), Washington Washington 11.9°C
3 Fort Canby, Jetty 'A', Washington Washington 11.9°C
4 Ilwaco, Baker Bay, Washington Washington 11.9°C
5 Long Beach Washington 11.8°C
6 Ocean Park Washington 11.8°C
7 Bay Center, Palix River, Willapa Bay, Washington Washington 11.8°C
8 Mailboat Slough, Willapa River, Willapa Bay, Washington Washington 11.8°C
9 Palix River, south fork, Willapa Bay, Washington Washington 11.8°C
10 Raymond, Willapa River, Willapa Bay, Washington Washington 11.8°C

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