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Coldest beach in Oregon

61 coastal locations in Oregon ranked by year-round average sea temperature, coldest first. The state-wide average is 11.5°C. The coldest month is March at 9.8°C. Click any beach for its 30-day chart and 10-year history.

Coldest year-round

Malheur Lake

9.8°C annual mean

State-wide average

11.5°C

across 61 Oregon coastal locations

Coldest month

March

9.8°C state-wide average

What the 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.

Oregon monthly average 9.8°C to 13.3°C
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  • Warmest month August 13.3°C
  • Coldest month March 9.8°C
  • Annual mean 11.5°C
  • Months above 20°C 0 of 12

Month by month around the Oregon coast

Oregon sea temperatures swing from 9.8°C in March to 13.3°C in August on average across the coast. That's a spread of 4°C. Pick a single month for a focused ranking:

Oregon sea temperature map

Today's pin colours show the latest daily reading at every Oregon 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 Oregon

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

# Location Annual mean
1 Netarts Oregon 11.9°C
2 Portland Oregon 11.9°C
3 Cannon Beach Oregon 11.9°C
4 Seaside Oregon 11.9°C
5 Cascade Head, Salmon River Oregon 11.8°C
6 Nestucca Bay entrance, Oregon Oregon 11.8°C
7 Brighton, Nehalem River, Oregon Oregon 11.8°C
8 Nehalem, Nehalem River, Oregon Oregon 11.8°C
9 North Fork, Nehalem River Oregon 11.8°C
10 North Jetty, Tillamook Bay Oregon 11.8°C
11 Newport Oregon 11.8°C
12 Chinook Bend, Siletz River Oregon 11.6°C
13 Kernville, Siletz River, Oregon Oregon 11.6°C
14 Taft, Siletz Bay, Oregon Oregon 11.6°C
15 Waldport Oregon 11.6°C
16 Bandon Oregon 11.5°C
17 Coos Bay Oregon 11.5°C
18 Crater Lake Oregon 11.5°C
19 Florence Oregon 11.5°C
20 Charleston, Coos Bay Oregon 11.4°C
21 Coos Bay, Oregon Oregon 11.4°C
22 Empire, Coos Bay, Oregon Oregon 11.4°C
23 Sitka Dock, Coos Bay, Oregon Oregon 11.4°C
24 Cushman, Suislaw River Oregon 11.4°C
25 Entrance, Umpqua River, Oregon Oregon 11.4°C
Show 25 more ▸
26 Florence, Siuslaw River, Oregon Oregon 11.4°C
27 Gardiner, Umpqua River, Oregon Oregon 11.4°C
28 Halfmoon Bay, Umpqua River Oregon 11.4°C
29 Reedsport, Umpqua River Oregon 11.4°C
30 Bar at entrance, Yaquina Bay, Oregon Oregon 11.4°C
31 South Beach, Yaquina Bay and River Oregon 11.4°C
32 Toledo, Oregon Oregon 11.4°C
33 Toledo, Yaquina River, Oregon Oregon 11.4°C
34 Weiser Point, Yaquina River Oregon 11.4°C
35 Winant, Oregon Oregon 11.4°C
36 Yaquina, Oregon Oregon 11.4°C
37 Yaquina USCG station, Newport, Yaquina Bay, Oregon Oregon 11.4°C
38 Entrance, Siuslaw River, Oregon Oregon 11.4°C
39 Florence USCG Pier, Suislaw River Oregon 11.4°C
40 Siuslaw River entrance, Oregon Oregon 11.4°C
41 Drift Creek, Alsea River, Oregon Oregon 11.3°C
42 Waldport, Alsea Bay Oregon 11.3°C
43 Rink Creek Entrance, Coquille River Oregon 11.2°C
44 Brookings, Chetco Cove, Oregon Oregon 11.1°C
45 Brookings Oregon 10.9°C
46 Port Orford Oregon 10.9°C
47 Gold Beach, Rogue River Oregon 10.8°C
48 Wedderburn, Rogue River, Oregon Oregon 10.8°C
49 Gold Beach Oregon 10.8°C
50 Malheur Lake Oregon 9.8°C

Warmest 10 in Oregon for contrast

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

# Location Annual mean
1 Barview Oregon 12.1°C
2 Bay City Oregon 12.1°C
3 Manzanita Oregon 12.1°C
4 Rockaway Beach Oregon 12.1°C
5 Astoria Oregon 12.0°C
6 Gearhart Oregon 12.0°C
7 Depoe Bay Oregon 12.0°C
8 Lincoln Beach Oregon 12.0°C
9 Lincoln City Oregon 12.0°C
10 Pacific City Oregon 12.0°C

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