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Coldest beach in Washington in March

187 coastal locations in Washington ranked by their typical March sea temperature. State-wide average in March: 8.3°C.

Coldest in March

Point Roberts

8.0°C

State March average

8.3°C

across 187 coastal locations in Washington

Vs annual mean

-2.0°C

below the year-round state average

What the Washington water feels like in March

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

Where March fits in the year

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

Washington sea temperature map (live)

Today's reading at every Washington beach we track. The list below uses the typical March 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 Washington beaches in March

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

# Location March mean
1 Alki Beach Washington 8.2°C
2 Bainbridge Island Washington 8.2°C
3 Bellevue Washington 8.2°C
4 Bremerton Washington 8.2°C
5 Camano Washington 8.2°C
6 Carr Inlet Washington 8.2°C
7 Chico Washington 8.2°C
8 Port Angeles Washington 8.2°C
9 Ediz Hook, Port Angeles, Strait of Juan de Fuca, Washington Washington 8.2°C
10 Port Angeles, Strait Of Juan De Fuca Washington 8.2°C
11 Union Washington 8.2°C
12 Friday Harbor, San Juan Island, San Juan Channel Washington 8.1°C
13 Hanbury Point, Mosquito Pass, San Juan I., Haro Strait Washington 8.1°C
14 Roche Harbor, San Juan Island, Haro Strait, Washington Washington 8.1°C
15 Turn Point, Stuart Island, Washington Washington 8.1°C
16 Waldron Island, Haro Strait Washington 8.1°C
17 Anacortes, Guemes Channel, Washington Washington 8.1°C
18 Armitage Island, Thatcher Pass Washington 8.1°C
19 Bellingham, Bellingham Bay, Washington Washington 8.1°C
20 Cherry Point, Strait of Georgia Washington 8.1°C
21 Chuckanut Bay, Bellingham Bay, Washington Washington 8.1°C
22 Drayton Harbor, Blaine, Strait of Georgia Washington 8.1°C
23 Eagle Harbor, Cypress Island, Washington Washington 8.1°C
24 Echo Bay, Sucia Islands, Strait of Georgia, Washington Washington 8.1°C
25 Ferndale, Strait of Georgia, Washington Washington 8.1°C
Show 25 more ▸
26 Gooseberry Point, Hale Passage, Washington Washington 8.1°C
27 Orcas, Orcas Island, Washington Washington 8.1°C
28 Patos Island Wharf, Boundary Pass, Washington Washington 8.1°C
29 Peavine Pass, Washington Washington 8.1°C
30 Point Migley, Hale Passage, Washington Washington 8.1°C
31 Sandy Point, Lummi Bay, Washington Washington 8.1°C
32 Shaw Island, Ferry Terminal, Harney Channel, San Juan Channel, Washington Washington 8.1°C
33 Ship Harbor, Fidalgo Island, Washington Washington 8.1°C
34 Strawberry Bay, Cypress Island, Washington Washington 8.1°C
35 Tide Point, Cypress Island, Washington Washington 8.1°C
36 Upright Head, Lopez Island Washington 8.1°C
37 Village Point, Lummi Island Washington 8.1°C
38 Point Roberts, Strait of Georgia Washington 8.1°C
39 Anacortes Washington 8.0°C
40 Bellingham Washington 8.0°C
41 Birch Bay Washington 8.0°C
42 Blaine Washington 8.0°C
43 Eastsound Washington 8.0°C
44 Lopez Island Washington 8.0°C
45 Marietta Washington 8.0°C
46 Olga Washington 8.0°C
47 Orcas Island Washington 8.0°C
48 Friday Harbor Washington 8.0°C
49 San Juan Islands Washington 8.0°C
50 Point Roberts Washington 8.0°C

Warmest 10 in Washington in March

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

# Location March mean
1 Aberdeen, Grays Harbor Washington 9.2°C
2 Bay City, South Bay, Grays Harbor, Washington Washington 9.2°C
3 Columbia River entrance (N. Jetty), Washington Washington 9.2°C
4 Cosmopolis, Chehalis River, Grays Harbor, Washington Washington 9.2°C
5 Fort Canby, Jetty 'A', Washington Washington 9.2°C
6 Ilwaco, Baker Bay, Washington Washington 9.2°C
7 Markham, Grays Harbor, Washington Washington 9.2°C
8 Montesano, Chehalis River, Grays Harbor, Washington Washington 9.2°C
9 Point Brown, Grays Harbor, Washington Washington 9.2°C
10 Westport, Point Chehalis, Grays Harbor Washington 9.2°C

Other US states

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