Swimming in Vietnam in may 2025 Sea temperature by city in may
Do you want to go to the beach in Vietnam in may 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in may in Vietnam by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Vietnam in may 2025
Here, find the average sea temperature in Vietnam in may in several coastal cities.
North Vietnam in may
81°F
min: 76°F / max: 86°F
Do Son Beach (Vạn Hương)
81°F
min: 76°F / max: 87°F
Cat Ba island
81°F
min: 76°F / max: 88°F
Vietnam Central Coast in may
83°F
min: 80°F / max: 86°F
84°F
min: 82°F / max: 87°F
83°F
min: 80°F / max: 86°F
83°F
min: 80°F / max: 86°F
85°F
min: 82°F / max: 88°F
Bai Lang (Cham islands)
83°F
min: 80°F / max: 86°F
South Vietnam in may
87°F
min: 85°F / max: 90°F
Con Dao island
86°F
min: 84°F / max: 88°F
Long Hai Beach
85°F
min: 83°F / max: 88°F
Vũng Tàu
85°F
min: 83°F / max: 88°F
Can Tho
88°F
min: 86°F / max: 90°F
Rach Gia
87°F
min: 85°F / max: 89°F
Where should you go swimming in Vietnam in the month of may?
Swimming in Vietnam in may is ideal
In may in Vietnam swimming conditions are generally the same everywhere.
In may in Halong Bay, Hoi An, Nha Trang, Phu Quoc island (Koh Trol), Da Nang, Huế, Phan Thiet, Bai Lang (Cham islands), Bãi Xép Beach (An Chấn), Co Thach Beach (Bình Thạnh), Con Dao island, Do Son Beach (Vạn Hương), Dốc Lết Beach (Ninh Hòa), Cat Ba island, Ky Co Beach (Nhơn Lý), Long Hai Beach, Mũi Né, Phan Rang Beach, Thuan An Beach, Vũng Tàu, Can Tho, Phu Vang, Qui Nhon, Rach Gia, Tam Ky, Thanh pho Bac Lieu, Tra Vinh and Tuy Hoa, swimming conditions are perfect! With water reaching a maximum of 86°F and an average of 81°F, going in the water (and staying there!) feels great.
Where to go swimming in Vietnam in may: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in may
Halong Bay
| May | |||
| Average sea temperature | 81°F | ||
| Minimum sea temperature | 76°F | ||
| Maximum sea temperature | 86°F | ||
| Average outside temperature | 83°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 81°F | ||
| Precipitation | 12.2in | ||
| Number of days of precipitation | 14 jour(s) (44%) | ||
| Cloud cover | 43% | ||
| Our opinion | ideal swimming |
More information on swimming in Halong Bay in may
Hoi An
| May | |||
| Average sea temperature | 83°F | ||
| Minimum sea temperature | 80°F | ||
| Maximum sea temperature | 86°F | ||
| Average outside temperature | 86°F | ||
| Maximum outside temperature | 90°F | ||
| Minimum outside temperature | 81°F | ||
| Precipitation | 8.1in | ||
| Number of days of precipitation | 13 jour(s) (43%) | ||
| Cloud cover | 29% | ||
| Our opinion | ideal swimming |
More information on swimming in Hoi An in may
Nha Trang
| May | |||
| Average sea temperature | 84°F | ||
| Minimum sea temperature | 82°F | ||
| Maximum sea temperature | 87°F | ||
| Average outside temperature | 86°F | ||
| Maximum outside temperature | 90°F | ||
| Minimum outside temperature | 83°F | ||
| Precipitation | 7.8in | ||
| Number of days of precipitation | 12 jour(s) (37%) | ||
| Cloud cover | 26% | ||
| Our opinion | ideal swimming |
More information on swimming in Nha Trang in may
Phu Quoc island (Koh Trol)
| May | |||
| Average sea temperature | 87°F | ||
| Minimum sea temperature | 85°F | ||
| Maximum sea temperature | 90°F | ||
| Average outside temperature | 86°F | ||
| Maximum outside temperature | 88°F | ||
| Minimum outside temperature | 86°F | ||
| Precipitation | 13.1in | ||
| Number of days of precipitation | 18 jour(s) (58%) | ||
| Cloud cover | 37% | ||
| Our opinion | ideal swimming |
More information on swimming in Phu Quoc island (Koh Trol) in may
Da Nang
| May | |||
| Average sea temperature | 83°F | ||
| Minimum sea temperature | 80°F | ||
| Maximum sea temperature | 86°F | ||
| Average outside temperature | 86°F | ||
| Maximum outside temperature | 90°F | ||
| Minimum outside temperature | 81°F | ||
| Precipitation | 8.1in | ||
| Number of days of precipitation | 13 jour(s) (43%) | ||
| Cloud cover | 29% | ||
| Our opinion | ideal swimming |
More information on swimming in Da Nang in may
List of coastal cities in Vietnam
| Halong Bay in may | ideal swimming |
| Hoi An in may | ideal swimming |
| Nha Trang in may | ideal swimming |
| Phu Quoc island (Koh Trol) in may | ideal swimming |
| Da Nang in may | ideal swimming |
| Huế in may | ideal swimming |
| Phan Thiet in may | ideal swimming |
| Bai Lang (Cham islands) in may | ideal swimming |
| Bãi Xép Beach (An Chấn) in may | ideal swimming |
| Co Thach Beach (Bình Thạnh) in may | ideal swimming |
| Con Dao island in may | ideal swimming |
| Do Son Beach (Vạn Hương) in may | ideal swimming |
| Dốc Lết Beach (Ninh Hòa) in may | ideal swimming |
| Cat Ba island in may | ideal swimming |
| Ky Co Beach (Nhơn Lý) in may | ideal swimming |
| Long Hai Beach in may | ideal swimming |
| Mũi Né in may | ideal swimming |
| Phan Rang Beach in may | ideal swimming |
| Thuan An Beach in may | ideal swimming |
| Vũng Tàu in may | ideal swimming |
| Can Tho in may | ideal swimming |
| Phu Vang in may | ideal swimming |
| Qui Nhon in may | ideal swimming |
| Rach Gia in may | ideal swimming |
| Tam Ky in may | ideal swimming |
| Thanh pho Bac Lieu in may | ideal swimming |
| Tra Vinh in may | ideal swimming |
| Tuy Hoa in may | ideal swimming |