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Warmest sea in Micronesia in September

63 coastal locations in Micronesia ranked by their typical September sea temperature. Region-wide average in September: 29.9°C. The top of the list is where to find the warmest swimming this month.

Warmest in September

Nukuoro

30.1°C September mean in Micronesia

Regional September average

29.9°C

across all 63 coastal locations in Micronesia

Vs annual mean

+0.6°C

above the year-round regional average

What the Micronesia sea feels like in September

This water temperature is comparable to that of a swimming pool, but it might be higher than most open water swimmers prefer for serious swimming. Make sure to drink plenty of water before and after swimming and don't wear a wetsuit to avoid overheating.

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

Where September fits in the year

September sits inside the regional pattern shown on the left. Pick a different month to see how the ranking shifts.

All twelve Micronesia month rankings:

Micronesia sea temperature map (live)

The map shows today's latest reading at every Micronesia location. The list below is based on the typical September mean, useful for trip planning weeks or months ahead.

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 Micronesia locations in September

Sorted by the typical September mean built from a decade of daily readings at each location. Click any place for its 30-day chart, monthly profile, and full 10-year history.

# Location September mean
1 Nukuoro 30.1°C
2 Kuttu 30.1°C
3 Lukunor 30.1°C
4 Oneop 30.1°C
5 Satawan 30.1°C
6 Ta 30.1°C
7 Moro Tu Chuuk 30.1°C
8 Satawan Anchorage, Nomoi Islands, Chuuk, FSM Chuuk 30.1°C
9 Namoluk Atoll, Chuuk, FSM Chuuk 30.1°C
10 Kolonia 30.1°C
11 Lelu 30.1°C
12 Malem 30.1°C
13 Namoluk 30.1°C
14 Pingelap 30.1°C
15 Tofol 30.1°C
16 Kosrae 30.1°C
17 Tafunsak 30.1°C
18 Utwe 30.1°C
19 Kapingamarangi 30.1°C
20 Madolenihmw 30.1°C
21 Pohnpei 30.1°C
22 Kosrae Island Kosrae 30.1°C
23 Oroluk Island Pohnpei 30.0°C
24 Pohnpei Pohnpei 30.0°C
25 Losap Atoll, Chuuk, FSM Chuuk 30.0°C
Show 25 more ▸
26 Losap 30.0°C
27 Nema 30.0°C
28 Chuuk Lagoon 30.0°C
29 Faichuk islands 30.0°C
30 Lamotrek Yap 30.0°C
31 Poluwat 30.0°C
32 Pulap 30.0°C
33 Puluwat Island Chuuk 30.0°C
34 Tamatam 30.0°C
35 Chuuk, Moen Island, E. Caroline Islands, FSM (sub) Chuuk 30.0°C
36 Chuuk, Moen Island, E. Caroline Islands, FSM Chuuk 30.0°C
37 Dublon Island, Chuuk, FSM Chuuk 30.0°C
38 Pulap Atoll, Chuuk, FSM Chuuk 30.0°C
39 Woleai Island Yap 30.0°C
40 Ifalik Atoll, Caroline Islands, FSM Yap 30.0°C
41 Namonuito Atoll, Caroline Islands, FSM Chuuk 30.0°C
42 Namonuito Islands Chuuk 30.0°C
43 Weno Town 30.0°C
44 Moch 30.0°C
45 Murilo 30.0°C
46 Ruo 30.0°C
47 Ifalik 30.0°C
48 Murilo Atoll, Hall Islands, Chuuk, FSM Chuuk 30.0°C
49 YasoruTo Yap 29.9°C
50 Magur 29.9°C

Coldest 10 in Micronesia in September

Same data the other way. Helpful if you want to know which Micronesia coasts to avoid for swimming in September.

# Location September mean
1 Pis 24.6°C
2 Colonia 29.9°C
3 Rumung 29.9°C
4 Yap 29.9°C
5 Onari To Chuuk 29.9°C
6 Fais 29.9°C
7 Ngulu Islet Yap 29.9°C
8 Yap Island Yap 29.9°C
9 Ulithi Islands Yap 29.9°C
10 Onari 29.9°C

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