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Coldest sea in Micronesia

63 coastal locations in Micronesia ranked by year-round average sea temperature, coldest first. The regional average is 29.3°C. The top of the list is where the water stays cold all year. The contrast list at the bottom shows the warmest coasts for context.

Coldest location

Pis

Year-round average 15.6°C in Micronesia

Regional average

29.3°C

across all 63 Micronesia coastal locations

Coldest month

February

28.5°C region-wide average

Micronesia monthly average 28.5°C to 29.9°C
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  • Warmest month September 29.9°C
  • Coldest month February 28.5°C
  • Annual mean 29.3°C
  • Months above 20°C 12 of 12

Month by month across Micronesia

Sea temperatures in Micronesia swing from 28.5°C in February to 29.9°C in September on average across every coast we track. That spread of 1°C hides much bigger swings at individual locations.

Want a specific month? Pick one for a dedicated ranking:

Micronesia sea temperature map

Today's pin colours show the latest daily reading at every Micronesia location we track. Cool blues cluster around the high-latitude coasts.

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 locations in Micronesia

Coastal locations across Micronesia sorted by year-round average, coldest first. Honest cold-water swimming country. Click any place for its 30-day chart, monthly profile, and 10-year history.

# Location Annual mean
1 Pis 15.6°C
2 Onari 29.3°C
3 Onou 29.3°C
4 Magur 29.3°C
5 Murilo 29.3°C
6 Ruo 29.3°C
7 Onari To Chuuk 29.4°C
8 Murilo Atoll, Hall Islands, Chuuk, FSM Chuuk 29.4°C
9 Fais 29.4°C
10 Colonia 29.4°C
11 Rumung 29.4°C
12 Yap 29.4°C
13 Namonuito Atoll, Caroline Islands, FSM Chuuk 29.4°C
14 Namonuito Islands Chuuk 29.4°C
15 Nomwin Atoll, Hall Islands, Chuuk, FSM Chuuk 29.4°C
16 Moch 29.4°C
17 Weno Town 29.5°C
18 YasoruTo Yap 29.5°C
19 Oroluk Island Pohnpei 29.5°C
20 Ulithi Islands Yap 29.5°C
21 Chuuk Lagoon 29.5°C
22 Faichuk islands 29.5°C
23 Madolenihmw 29.5°C
24 Pohnpei 29.5°C
25 Chuuk, Moen Island, E. Caroline Islands, FSM (sub) Chuuk 29.5°C
Show 25 more ▸
26 Chuuk, Moen Island, E. Caroline Islands, FSM Chuuk 29.5°C
27 Dublon Island, Chuuk, FSM Chuuk 29.5°C
28 Yap Island Yap 29.5°C
29 Kolonia 29.5°C
30 Pohnpei Pohnpei 29.5°C
31 Pulap 29.5°C
32 Tamatam 29.5°C
33 Pulap Atoll, Chuuk, FSM Chuuk 29.5°C
34 Sorol 29.5°C
35 Losap 29.5°C
36 Nema 29.5°C
37 Poluwat 29.5°C
38 Pingelap 29.6°C
39 Puluwat Island Chuuk 29.6°C
40 Kosrae Island Kosrae 29.6°C
41 Ngulu Islet Yap 29.6°C
42 Ifalik 29.6°C
43 Losap Atoll, Chuuk, FSM Chuuk 29.6°C
44 Lelu 29.6°C
45 Malem 29.6°C
46 Tofol 29.6°C
47 Kosrae 29.6°C
48 Tafunsak 29.6°C
49 Utwe 29.6°C
50 Lamotrek Yap 29.6°C

Warmest 10 in Micronesia for contrast

Same data flipped. Useful if you want to know which Micronesia coasts stay warmest year-round before you commit to a cold-water swim trip.

# Location Annual mean
1 Kapingamarangi 30.0°C
2 Nukuoro 29.9°C
3 Kuttu 29.8°C
4 Moro Tu Chuuk 29.8°C
5 Satawan Anchorage, Nomoi Islands, Chuuk, FSM Chuuk 29.8°C
6 Namoluk Atoll, Chuuk, FSM Chuuk 29.8°C
7 Satawan 29.7°C
8 Ta 29.7°C
9 Lukunor 29.7°C
10 Namoluk 29.7°C

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