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Coldest sea in China in May

316 coastal locations in China ranked by typical May sea temperature, coldest first. Region-wide average in May: 21.6°C.

Coldest in May

Xiaomo

9.1°C May mean in China

Regional May average

21.6°C

across all 316 coastal locations in China

Vs annual mean

+1.2°C

above the year-round regional average

What the China sea feels like in May

Water at this temperature is very pleasant to swim in. If you tend to wear a wetsuit when swimming, you might consider removing it now to avoid the body overheating.

China monthly average 12.1°C to 28.2°C
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  • Warmest month August 28.2°C
  • Coldest month February 12.1°C
  • Annual mean 20.5°C
  • Months above 20°C 6 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 China month rankings:

China sea temperature map (live)

The map shows today's latest reading at every China 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 China 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 Xiaomo 9.1°C
2 Jiguan 9.3°C
3 Juexi 9.3°C
4 Shengli 9.5°C
5 Nanhuangcheng Dao Shandong Sheng 10.5°C
6 Chang Zui Liaoning Sheng 11.1°C
7 Changxing Dao Liaoning Sheng 11.8°C
8 Xiaochangshan Dao Liaoning Sheng 11.9°C
9 Lushunkou Liaoning Sheng 12.1°C
10 Yingzhengzi Wan Liaoning Sheng 12.1°C
11 Keren 12.1°C
12 Yu Yan Shandong Sheng 12.1°C
13 Dachangshandao 12.2°C
14 Xingcheng 12.2°C
15 Lushun 12.3°C
16 Longxu Wan Shandong Sheng 12.5°C
17 Malan Wan Shandong Sheng 12.5°C
18 Dalian Gang (Dairen Ko) Liaoning 12.7°C
19 Laohutan-A Liaoning Sheng 12.7°C
20 Xiaobing Dao Liaoning Sheng 12.7°C
21 Xizhong Dao Liaoning Sheng 12.8°C
22 Dalian 12.9°C
23 Tuanshan Chiao (Sand Point) Liaoning Sheng 12.9°C
24 Jiming Dao Shandong Sheng 13.0°C
25 Tanglang Dao Shandong Sheng 13.1°C
Show 25 more ▸
26 Weihai 13.1°C
27 Lianhe 13.2°C
28 Weihai Gang Shandong 13.3°C
29 Beishan 13.3°C
30 Jingtang Hebei Sheng 13.4°C
31 Lian 13.5°C
32 Hsinlutu Liaoning Sheng 13.5°C
33 Yantai Gang Shandong 13.5°C
34 Haibin 13.7°C
35 Qinhuangdao 13.7°C
36 Wanghai 13.7°C
37 Huanhaisi Dizui Liaoning Sheng 13.7°C
38 Yantai 13.7°C
39 Huludao Gang Liaoning Sheng 13.7°C
40 Longkou Gang Shandong Sheng 13.8°C
41 Sanggou Wan Shandong Sheng 13.8°C
42 Shidao Gang Shandong Sheng 13.8°C
43 Beidaihe 13.9°C
44 Longkou 13.9°C
45 Caofeidian Hebei Sheng 14.0°C
46 Hulu Dao Liaoning Sheng 14.0°C
47 Dapuhe Kou Hebei Sheng 14.1°C
48 Shazikou 14.3°C
49 Qingdao 14.3°C
50 Laoshan Gang Shandong Sheng 14.4°C

Warmest 10 in China in May

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

# Location May mean
1 Baoshan 30.6°C
2 Scarborough Shoal Hainan 30.4°C
3 Leluo 29.9°C
4 Paracel Islands Hainan 29.4°C
5 Yalong Bay 28.8°C
6 Yalong Wan 28.8°C
7 Yangpu Gang Hainan Sheng 28.8°C
8 Yinggehai 28.7°C
9 Haitangwan 28.7°C
10 Sanya 28.7°C

More on this region