Warmest sea in Asia in July

3,667 coastal locations in Asia ranked by their typical July sea temperature. Region-wide average in July: 26.8°C. The top of the list is where to find the warmest swimming this month.

Warmest in July

Beihai Gang

30.9°C July mean in China

Regional July average

26.8°C

across all 3,667 coastal locations in Asia

Vs annual mean

+2.8°C

above the year-round regional average

What the Asia 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.

Asia monthly average 20.7°C to 27.2°C

Warmest month August 27.2°C
Coldest month February 20.7°C
Annual mean 24.0°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 Asia month rankings:

Asia sea temperature map (live)

The map shows today's latest reading at every Asia 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 Asia 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	Country	July mean
1	Beihai Gang Guangxi Zhuangzuzizhiqu	China	30.9°C
2	Caotan	China	30.7°C
3	Cheban	China	30.7°C
4	Yingzai	China	30.7°C
5	Fangcheng Gang Guangxi Zhuangzuzizhiqu	China	30.7°C
6	Cua Cam Approaches (Hon Dau) Hải Phòng	Vietnam	30.7°C
7	Do Son Hải Phòng	Vietnam	30.7°C
8	Loc Chuc San Quảng Ninh	Vietnam	30.7°C
9	Beihai	China	30.6°C
10	Dadunhai	China	30.6°C
11	Hon Ne Thanh Hóa	Vietnam	30.6°C
12	Tsieng Mun Quảng Ninh	Vietnam	30.6°C
13	Apowan Hải Phòng	Vietnam	30.6°C
14	Cua Ba Lat Nam Định Province	Vietnam	30.6°C
15	Hon Gay Quảng Ninh	Vietnam	30.6°C
16	Passe des Hydres Quảng Ninh	Vietnam	30.6°C
17	Hon Me Khanh Hoa province	Vietnam	30.6°C
18	Fangcheng	China	30.6°C
19	Fengshan	China	30.6°C
20	Houzhai	China	30.6°C
21	Majiao	China	30.6°C
22	Hepu	China	30.6°C
23	Sha Pak Wan Quảng Ninh	Vietnam	30.6°C
24	Butterworth Wharves Pulau Pinang	Malaysia	30.6°C
25	Pinang (Georgetown) Pulau Pinang	Malaysia	30.6°C

Show 25 more ▸

26	Pulau Rimau Pulau Pinang	Malaysia	30.6°C
27	Tanjung Dawai Kedah	Malaysia	30.6°C
28	Yangpu Gang Hainan Sheng	China	30.6°C
29	Pulau Bidan Kedah	Malaysia	30.5°C
30	Hon Nieu Cua Lo	Vietnam	30.5°C
31	Bukit Mertajam	Malaysia	30.5°C
32	Butterworth	Malaysia	30.5°C
33	George Town	Malaysia	30.5°C
34	Penang	Malaysia	30.5°C
35	Perai	Malaysia	30.5°C
36	Permatang Kuching	Malaysia	30.5°C
37	Sungai Kedah Kedah	Malaysia	30.5°C
38	Tanjung Tokong	Malaysia	30.5°C
39	Batu Ferringhi	Malaysia	30.5°C
40	Alor Setar	Malaysia	30.5°C
41	Sungai Petani	Malaysia	30.5°C
42	Chengjiang	China	30.4°C
43	Guanbu	China	30.4°C
44	Guandu	China	30.4°C
45	Haiphong	Vietnam	30.4°C
46	Hanoi	Vietnam	30.4°C
47	Eman	China	30.4°C
48	Guangcun	China	30.4°C
49	Tiaolou	China	30.4°C
50	Cat Ba	Vietnam	30.4°C

Coldest 10 in Asia in July

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

#	Location	Country	July mean
1	Pioneer	Russia	-1.4°C
2	Franz Josef Land	Russia	-1.3°C
3	Domashni Island Murmansk	Russia	-1.3°C
4	Bukhta Teplits Arkhangelskaya	Russia	-1.2°C
5	Kotyelny Island Bulunsky District	Russia	-1.0°C
6	Vrangel	Russia	-0.9°C
7	Hansen Island Krasnoyarsk Krai	Russia	-0.4°C
8	Rade de Zarya Krasnoyarsk Krai	Russia	-0.4°C
9	Mys Flora Arkhangelsk Oblast	Russia	-0.3°C
10	Komsomolskoy Pravda Island Krasnoyarsk Krai	Russia	-0.2°C