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Coldest sea in Papua New Guinea in May

71 coastal locations in Papua New Guinea ranked by typical May sea temperature, coldest first. Region-wide average in May: 29.5°C.

Coldest in May

Samarai

28.0°C May mean in Papua New Guinea

Regional May average

29.5°C

across all 71 coastal locations in Papua New Guinea

Vs annual mean

+0.2°C

above the year-round regional average

What the Papua New Guinea sea feels like in May

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.

Papua New Guinea monthly average 28.1°C to 30.0°C
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  • Warmest month January 30.0°C
  • Coldest month August 28.1°C
  • Annual mean 29.2°C
  • Months above 20°C 12 of 12

Where May fits in the year

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

All twelve Papua New Guinea month rankings:

Papua New Guinea sea temperature map (live)

The map shows today's latest reading at every Papua New Guinea location. The list below is based on the typical May mean.

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 Papua New Guinea locations in May

Sorted by typical May mean from a decade of daily readings, coldest first. Click any place for the full location page.

# Location May mean
1 Samarai 28.0°C
2 Bonarua (Brumer) Island Milne Bay Province 28.1°C
3 Baiiri Island Milne Bay Province 28.2°C
4 Daru 28.2°C
5 Dedele Point Central Province 28.2°C
6 Kaligola Point Central Province 28.2°C
7 Delami Island Milne Bay Province 28.3°C
8 Margarida Central Province 28.3°C
9 Mutacomal Reef Western Province 28.3°C
10 Bobo Island Milne Bay Province 28.4°C
11 Merrie England Shoals Western Province 28.4°C
12 Duchateau Islands Milne Bay Province 28.4°C
13 Port Moresby 28.4°C
14 Kanawea Island Milne Bay Province 28.4°C
15 Umuda Island Western Province 28.5°C
16 Goaribari Island Gulf Province 28.6°C
17 Kumul Tanker Mooring New Ireland Province 28.7°C
18 Hati Lawi Harbour Milne Bay Province 28.7°C
19 Uramu Island Gulf Province 28.8°C
20 Port Romilly Gulf Province 28.8°C
21 Kegawam Island Milne Bay Province 28.9°C
22 Kerema 29.0°C
23 Cape Deliverance Milne Bay Province 29.0°C
24 Milne Bay 29.1°C
25 Misima Milne Bay Province 29.2°C
Show 25 more ▸
26 Boia Boia Waga Milne Bay Province 29.2°C
27 East Cape Milne Bay Province 29.2°C
28 Sharp Island Milne Bay Province 29.5°C
29 Aigura Point Milne Bay Province 29.5°C
30 Alotau (Milne Bay) Milne Bay Province 29.5°C
31 Bulavai Point Milne Bay Province 29.6°C
32 Finschhafen 29.6°C
33 Mapamoiwa Milne Bay Province 29.6°C
34 Kandrian 29.7°C
35 Lae Morobe Province 29.8°C
36 Dregerhafen Morobe Province 29.8°C
37 Caution Point Northern Province 29.8°C
38 Eve Shoal Northern Province 29.9°C
39 Oro Bay Northern Province 29.9°C
40 Tufi Harbour Northern Province 29.9°C
41 Wasu Morobe Province 29.9°C
42 Madang 29.9°C
43 Umboi Island Morobe Province 30.0°C
44 Saidor Madang Province 30.0°C
45 Kokopo 30.0°C
46 Madang (Nagada Harbour) Madang Province 30.0°C
47 Wewak 30.0°C
48 Aitape 30.1°C
49 Vanimo 30.1°C
50 Duke of York Islands 30.1°C

Warmest 10 in Papua New Guinea in May

Same data the other way. The warmest spots for the same month.

# Location May mean
1 Kimbe Bay West New Britain Province 30.5°C
2 Talasea West New Britain Province 30.5°C
3 Eleonora Bay West New Britain Province 30.4°C
4 Tavanatangir Harbour East New Britain Province 30.4°C
5 Kimbe 30.4°C
6 Soroken Bougainville 30.3°C
7 Torokina Bougainville 30.3°C
8 Lombrum Manus Province 30.2°C
9 Ambitle Island New Ireland Province 30.2°C
10 Point Stone Island Manus Province 30.2°C

More on this region