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Coldest sea in Indonesia in December

594 coastal locations in Indonesia ranked by typical December sea temperature, coldest first. Region-wide average in December: 29.1°C.

Coldest in December

Bator

5.7°C December mean in Indonesia

Regional December average

29.1°C

across all 594 coastal locations in Indonesia

Vs annual mean

+0.2°C

above the year-round regional average

What the Indonesia sea feels like in December

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.

Indonesia monthly average 28.2°C to 29.5°C
J
F
M
A
M
J
J
A
S
O
N
D
  • Warmest month April 29.5°C
  • Coldest month August 28.2°C
  • Annual mean 28.9°C
  • Months above 20°C 12 of 12

Where December fits in the year

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

All twelve Indonesia month rankings:

Indonesia sea temperature map (live)

The map shows today's latest reading at every Indonesia location. The list below is based on the typical December 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 Indonesia locations in December

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

# Location December mean
1 Bator 5.7°C
2 Batawa 6.0°C
3 Fontein 6.9°C
4 Taman 7.8°C
5 Lantera 8.0°C
6 Tembol 8.0°C
7 Pandan 9.0°C
8 Karara 16.1°C
9 Pulau Laut Kalimanta Selatan 27.6°C
10 Impul Passage Kepulauan Riau 28.1°C
11 Sedanau Kepulauan Riau 28.1°C
12 Penagi Kepulauan Riau 28.2°C
13 Pulau Berhala Kepulauan Riau 28.4°C
14 Banyudono 28.5°C
15 Karanganyar 28.5°C
16 Karangdowo 28.5°C
17 Kuncen 28.5°C
18 Biha 28.5°C
19 Krui 28.5°C
20 Genteng (Westbaai) Jawa Barat 28.5°C
21 Tjilauteurem Jawa Barat 28.5°C
22 Karangpapak 28.5°C
23 Puncak 28.5°C
24 Sindangsari 28.5°C
25 Lebak 28.5°C
Show 25 more ▸
26 Citaritih 28.6°C
27 Kauman 28.6°C
28 Pandeyan 28.6°C
29 Tegalrejo 28.6°C
30 Temana 28.6°C
31 Yogyakarta 28.6°C
32 Banjarjo 28.6°C
33 Ciparay 28.6°C
34 Pulau Tonggo Sumatera Barat 28.6°C
35 Cibenda 28.6°C
36 Karangrejo 28.6°C
37 Teluk Enggano Bengkulu 28.6°C
38 Banjar 28.6°C
39 Bola 28.6°C
40 Karangbenda 28.6°C
41 Karangjaladri 28.6°C
42 Pananjung 28.6°C
43 Cipari 28.6°C
44 Congkar 28.6°C
45 Sigli Aceh 28.6°C
46 Bengkulu 28.6°C
47 Cikiruh Wetan 28.6°C
48 Kalapagenep 28.6°C
49 Tugu 28.6°C
50 Batuampar Kepulauan Riau 28.6°C

Warmest 10 in Indonesia in December

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

# Location December mean
1 Sungai Kaibus West Papua 30.5°C
2 Sungai Karabra West Papua 30.4°C
3 Nabire Papua 30.3°C
4 Pulau Kobalin Papua Barat 30.3°C
5 Pulau-Pulau Moor Papua 30.2°C
6 Kwatisore Papua 30.2°C
7 Donggala Sulawesi Tengah 30.1°C
8 Sungai Kais Papua Barat 30.1°C
9 Poso Sulawesi Tengah 30.1°C
10 Yamdena 30.1°C

More on this region