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Warmest sea in Vietnam

58 coastal locations in Vietnam ranked by their year-round average sea temperature. The regional average is 27.0°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

Phu Quoc

29.5°C annual mean in Vietnam

Regional average

27.0°C

across all 58 Vietnam coastal locations

Warmest month

July

29.6°C region-wide average

Vietnam monthly average 23.0°C to 29.6°C
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  • Warmest month July 29.6°C
  • Coldest month February 23.0°C
  • Annual mean 27.0°C
  • Months above 20°C 12 of 12

Month by month across Vietnam

Sea temperatures in Vietnam swing from 23.0°C in February to 29.6°C in July on average across every coast we track. That spread of 7°C hides much bigger swings at individual locations.

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

Vietnam sea temperature map

Today's pin colours show the latest daily reading at every Vietnam 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 Vietnam

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

# Location Annual mean
1 Phu Quoc 29.5°C
2 Ha Tien tỉnh Kiên Giang 29.5°C
3 An Thoi 29.4°C
4 Hon Tho Chau Kiên Giang 29.3°C
5 Mui Can Gio Thành phố Hồ Chí Minh 28.6°C
6 Ho Chi Minh City 28.6°C
7 Mui Vung Tau Bà Rịa - Vũng Tàu 28.5°C
8 Vung Tau 28.4°C
9 Con Dao Islands 28.2°C
10 Poulo Condore Ba Ria - Vung Tau 28.2°C
11 Pointe De Ke Ga Bình Thuận 27.9°C
12 Lagi 27.9°C
13 Mui Ne 27.6°C
14 Phan Thiet 27.6°C
15 Pulau Cecir De Mer Bình Thuận 27.6°C
16 Nha Trang 27.5°C
17 Pointe de Lagan Bình Thuận 27.4°C
18 Port Dayot Khánh Hòa 27.4°C
19 Vung Ro Phú Yên 27.4°C
20 Cap Padaran Ninh Thuận 27.3°C
21 Quy Nhon 27.3°C
22 Qui Nhon-A Bình Định 27.3°C
23 Kikuik Quảng Ngãi 27.3°C
24 Song Cau 27.3°C
25 Cam Ranh 27.2°C
Show 25 more ▸
26 Phan Rang 27.2°C
27 Tarn Kwam Bình Định 27.2°C
28 Cham Islands 27.2°C
29 Cu Lao Cham Quảng Nam 27.2°C
30 Chon May (Chumai) Thừa Thiên Huế 27.1°C
31 Hoi An 27.1°C
32 Da Nang 27.1°C
33 Thuan An Thừa Thiên Huế 27.0°C
34 Hue 26.9°C
35 Thuan An Beach 26.9°C
36 Quang Khe Quảng Bình 26.5°C
37 Vung Ang Hà Tĩnh 26.5°C
38 Vung Chua Quảng Bình 26.5°C
39 Hon Nieu Cua Lo 26.4°C
40 Hon Me Khanh Hoa province 26.3°C
41 Hon Ne Thanh Hóa 26.3°C
42 Thanh Hoa 26.2°C
43 Cua Ba Lat Nam Định Province 25.9°C
44 Ile Bach Long Vi Hải Phòng 25.9°C
45 Cua Cam Approaches (Hon Dau) Hải Phòng 25.9°C
46 Do Son Hải Phòng 25.9°C
47 Haiphong 25.9°C
48 Hanoi 25.9°C
49 Cat Ba 25.8°C
50 Tuan Chau 25.8°C

Coldest 10 in Vietnam for contrast

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

# Location Annual mean
1 Loc Chuc San Quảng Ninh 25.1°C
2 Tsieng Mun Quảng Ninh 25.4°C
3 Sha Pak Wan Quảng Ninh 25.5°C
4 Cam Pha 25.5°C
5 Ha Long Bay 25.7°C
6 Apowan Hải Phòng 25.8°C
7 Hon Gay Quảng Ninh 25.8°C
8 Passe des Hydres Quảng Ninh 25.8°C
9 Cat Ba 25.8°C
10 Tuan Chau 25.8°C

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