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Warmest sea in Papua New Guinea in July

71 coastal locations in Papua New Guinea ranked by their typical July sea temperature. Region-wide average in July: 28.4°C. The top of the list is where to find the warmest swimming this month.

Warmest in July

Tavanatangir Harbour

30.1°C July mean in Papua New Guinea

Regional July average

28.4°C

across all 71 coastal locations in Papua New Guinea

Vs annual mean

-0.8°C

below the year-round regional average

What the Papua New Guinea sea feels like in July

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 July fits in the year

July 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 July 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 Papua New Guinea locations in July

Sorted by the typical July 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 July mean
1 Tavanatangir Harbour East New Britain Province 30.1°C
2 Kimbe Bay West New Britain Province 30.1°C
3 Talasea West New Britain Province 30.1°C
4 Eleonora Bay West New Britain Province 30.0°C
5 Point Stone Island Manus Province 29.9°C
6 Kavieng 29.9°C
7 Kimbe 29.9°C
8 Lombrum Manus Province 29.9°C
9 Soroken Bougainville 29.8°C
10 Anewa Bay Bougainville 29.8°C
11 Lorengau 29.8°C
12 Ambitle Island New Ireland Province 29.8°C
13 Carteret Islands 29.7°C
14 Torokina Bougainville 29.7°C
15 Namatanai 29.7°C
16 Arawa 29.6°C
17 Kieta 29.6°C
18 Rabaul 29.6°C
19 Duke of York Islands 29.6°C
20 Torakina 29.6°C
21 Kokopo 29.5°C
22 Vanimo 29.5°C
23 Aitape 29.4°C
24 Sepik River East Sepik Province 29.3°C
25 Bogia Madang Province 29.2°C
Show 25 more ▸
26 Wewak 29.2°C
27 Umboi Island Morobe Province 29.1°C
28 Madang (Nagada Harbour) Madang Province 29.0°C
29 Saidor Madang Province 28.9°C
30 Eve Shoal Northern Province 28.9°C
31 Oro Bay Northern Province 28.9°C
32 Caution Point Northern Province 28.9°C
33 Madang 28.9°C
34 Wasu Morobe Province 28.9°C
35 Lae Morobe Province 28.8°C
36 Dregerhafen Morobe Province 28.7°C
37 Bulavai Point Milne Bay Province 28.5°C
38 Kandrian 28.5°C
39 Tufi Harbour Northern Province 28.5°C
40 Finschhafen 28.5°C
41 Sharp Island Milne Bay Province 28.4°C
42 Misima Milne Bay Province 28.1°C
43 Mapamoiwa Milne Bay Province 28.1°C
44 Aigura Point Milne Bay Province 27.9°C
45 Alotau (Milne Bay) Milne Bay Province 27.9°C
46 Boia Boia Waga Milne Bay Province 27.8°C
47 East Cape Milne Bay Province 27.8°C
48 Kegawam Island Milne Bay Province 27.8°C
49 Cape Deliverance Milne Bay Province 27.7°C
50 Milne Bay 27.6°C

Coldest 10 in Papua New Guinea in July

Same data the other way. Helpful if you want to know which Papua New Guinea coasts to avoid for swimming in July.

# Location July mean
1 Kaligola Point Central Province 26.4°C
2 Dedele Point Central Province 26.4°C
3 Port Moresby 26.4°C
4 Margarida Central Province 26.4°C
5 Delami Island Milne Bay Province 26.4°C
6 Samarai 26.5°C
7 Bonarua (Brumer) Island Milne Bay Province 26.5°C
8 Daru 26.5°C
9 Mutacomal Reef Western Province 26.6°C
10 Bobo Island Milne Bay Province 26.7°C

More on this region