Skip to content
seatemperatures.net

Warmest sea in Asia

3,667 coastal locations in Asia ranked by their year-round average sea temperature. The regional average is 24.0°C. The top of the list shows where to find the warmest water in a typical year. The bottom shows the coldest year-round coasts of the region.

Warmest location

Port Weld

30.2°C annual mean in Malaysia

Regional average

24.0°C

across all 3,667 Asia coastal locations

Warmest month

August

27.2°C region-wide average

Asia monthly average 20.7°C to 27.2°C
J
F
M
A
M
J
J
A
S
O
N
D
  • Warmest month August 27.2°C
  • Coldest month February 20.7°C
  • Annual mean 24.0°C
  • Months above 20°C 12 of 12

Month by month across Asia

Sea temperatures in Asia swing from 20.7°C in February to 27.2°C in August on average across every coast we track. That spread of 6°C hides much bigger swings at individual locations.

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

Asia sea temperature map

Today's pin colours show the latest daily reading at every Asia location we track. Pick any pin for the location's full page.

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 locations in Asia

The warmest coastal locations across all of Asia, sorted by year-round average. Click any place for its 30-day chart, monthly profile, and 10-year history.

# Location Annual mean
1 Port Weld Perak 30.2°C
2 Tobelombangi Sulawesi Tengah 30.1°C
3 Teluk Togian Sulawesi Tengah 30.1°C
4 Poso Sulawesi Tengah 30.1°C
5 Nabire Papua 30.1°C
6 Donggala Sulawesi Tengah 30.1°C
7 Kwatisore Papua 30.1°C
8 Pulau-Pulau Moor Papua 30.1°C
9 Labuk Bay Sabah 30.1°C
10 Lumut Pier Perak 30.1°C
11 Sulawesi 30.0°C
12 Lumut 30.0°C
13 Moutong Sulawesi Tengah 30.0°C
14 Palu 30.0°C
15 Seroei Papua 30.0°C
16 Butterworth Wharves Pulau Pinang 30.0°C
17 Kuala Selangor 30.0°C
18 Pinang (Georgetown) Pulau Pinang 30.0°C
19 Pulau Rimau Pulau Pinang 30.0°C
20 Tanjung Dawai Kedah 30.0°C
21 Barus Sumatra Utara 30.0°C
22 Batu Ferringhi 30.0°C
23 Wassior Papua Barat 29.9°C
24 Yende Papua Barat 29.9°C
25 Bukit Mertajam 29.9°C
Show 25 more ▸
26 Butterworth 29.9°C
27 George Town 29.9°C
28 Penang 29.9°C
29 Perai 29.9°C
30 Permatang Kuching 29.9°C
31 Tanjung Tokong 29.9°C
32 Singkel Aceh 29.9°C
33 Pulau Angsa Selangor 29.9°C
34 Pulau Bidan Kedah 29.9°C
35 Muara Kassei Kalimantan Timur 29.9°C
36 Tanjung Birai East Kalimantan 29.9°C
37 Maninili Sulawesi Tengah 29.9°C
38 Alor Setar 29.9°C
39 Sungai Petani 29.9°C
40 Permatang Sedepa (One Fathom Bank) Selangor 29.9°C
41 Tanjung Sinaboi Kepulauan Riau 29.9°C
42 Sukadana Kalimantan Barat 29.9°C
43 Tapaktuan Aceh 29.9°C
44 Kuala Lawas Sarawak 29.9°C
45 Kuala Lumpur 29.9°C
46 Pintu Gedong Selangor 29.9°C
47 Port Klang 29.9°C
48 Pulau Beras Basah Kedah 29.9°C
49 Sipitang Sabah 29.9°C
50 Sungai Kedah Kedah 29.9°C

Warmest countries in Asia

Country-level averages across every coastal location in each country (minimum 5 locations to be listed). A useful starting point for picking a country before drilling in.

# Country Annual mean
1 Malaysia 29.6°C
2 Brunei 29.6°C
3 Cambodia 29.5°C
4 Thailand 29.5°C
5 Singapore 29.4°C
6 Andaman and Nicobar Islands 29.1°C
7 Myanmar 29.0°C
8 Philippines 28.9°C
9 Indonesia 28.9°C
10 Maldives 28.9°C
11 Sri Lanka 28.7°C
12 British Indian Ocean Territory 28.7°C
13 India 28.5°C
14 Bangladesh 27.9°C
15 Pakistan 27.1°C
16 Vietnam 27.0°C
17 Taiwan 25.7°C
18 Hong Kong 24.9°C
19 Kyrgyzstan 24.7°C
20 China 20.5°C

Coldest 10 in Asia for contrast

Same data, sorted the other way. Useful if you want to know which Asia coasts stay coldest year-round.

# Location Annual mean
1 Bukhta Teplits Arkhangelskaya -1.4°C
2 Franz Josef Land -1.4°C
3 Pioneer -1.3°C
4 Domashni Island Murmansk -1.2°C
5 Mys Flora Arkhangelsk Oblast -0.9°C
6 Hansen Island Krasnoyarsk Krai -0.9°C
7 Cape Chelyuskin Krasnoyarsk Krai -0.8°C
8 Vrangel -0.8°C
9 Komsomolskoy Pravda Island Krasnoyarsk Krai -0.6°C
10 Rade de Zarya Krasnoyarsk Krai -0.4°C

More on this region