Swimming in Vietnam in august 2025 Sea temperature by city in august
Do you want to go to the beach in Vietnam in august 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 august in Vietnam by city and our opinion on the chances of enjoying pleasant sea conditions.
Sea temperature in Vietnam in august 2025
Here, find the average sea temperature in Vietnam in august in several coastal cities.
North Vietnam in august
86°F
min: 84°F / max: 87°F
Do Son Beach (Vạn Hương)
87°F
min: 85°F / max: 89°F
Cat Ba island
87°F
min: 85°F / max: 89°F
Vietnam Central Coast in august
86°F
min: 83°F / max: 89°F
83°F
min: 81°F / max: 86°F
86°F
min: 83°F / max: 89°F
86°F
min: 83°F / max: 89°F
84°F
min: 82°F / max: 86°F
Bai Lang (Cham islands)
86°F
min: 83°F / max: 89°F
South Vietnam in august
85°F
min: 83°F / max: 87°F
Con Dao island
85°F
min: 83°F / max: 86°F
Long Hai Beach
84°F
min: 82°F / max: 86°F
Vũng Tàu
84°F
min: 82°F / max: 86°F
Can Tho
85°F
min: 83°F / max: 87°F
Rach Gia
85°F
min: 83°F / max: 86°F
Where should you go swimming in Vietnam in the month of august?
Swimming in Vietnam in august is ideal
In august in Vietnam swimming conditions are generally the same everywhere.
In august 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 87°F and an average of 86°F, going in the water (and staying there!) feels great.
Where to go swimming in Vietnam in august: the map of sea temperatures
ideal swimming 
pleasant swimming 
cool swimming 
cold swimming 
freezing swimmingWater temperature and seasonal norms in august
Halong Bay
| August | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 84°F | ||
| Maximum sea temperature | 87°F | ||
| Average outside temperature | 86°F | ||
| Maximum outside temperature | 90°F | ||
| Minimum outside temperature | 83°F | ||
| Precipitation | 21.8in | ||
| Number of days of precipitation | 20 jour(s) (64%) | ||
| Cloud cover | 39% | ||
| Our opinion | ideal swimming |
More information on swimming in Halong Bay in august
Hoi An
| August | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 83°F | ||
| Maximum sea temperature | 89°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 90°F | ||
| Minimum outside temperature | 81°F | ||
| Precipitation | 10.7in | ||
| Number of days of precipitation | 15 jour(s) (50%) | ||
| Cloud cover | 36% | ||
| Our opinion | ideal swimming |
More information on swimming in Hoi An in august
Nha Trang
| August | |||
| Average sea temperature | 83°F | ||
| Minimum sea temperature | 81°F | ||
| Maximum sea temperature | 86°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 90°F | ||
| Minimum outside temperature | 81°F | ||
| Precipitation | 7.5in | ||
| Number of days of precipitation | 12 jour(s) (40%) | ||
| Cloud cover | 29% | ||
| Our opinion | ideal swimming |
More information on swimming in Nha Trang in august
Phu Quoc island (Koh Trol)
| August | |||
| Average sea temperature | 85°F | ||
| Minimum sea temperature | 83°F | ||
| Maximum sea temperature | 87°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 86°F | ||
| Minimum outside temperature | 83°F | ||
| Precipitation | 18.4in | ||
| Number of days of precipitation | 18 jour(s) (59%) | ||
| Cloud cover | 45% | ||
| Our opinion | ideal swimming |
More information on swimming in Phu Quoc island (Koh Trol) in august
Da Nang
| August | |||
| Average sea temperature | 86°F | ||
| Minimum sea temperature | 83°F | ||
| Maximum sea temperature | 89°F | ||
| Average outside temperature | 85°F | ||
| Maximum outside temperature | 90°F | ||
| Minimum outside temperature | 81°F | ||
| Precipitation | 10.7in | ||
| Number of days of precipitation | 15 jour(s) (50%) | ||
| Cloud cover | 36% | ||
| Our opinion | ideal swimming |
More information on swimming in Da Nang in august
List of coastal cities in Vietnam
| Halong Bay in august | ideal swimming |
| Hoi An in august | ideal swimming |
| Nha Trang in august | ideal swimming |
| Phu Quoc island (Koh Trol) in august | ideal swimming |
| Da Nang in august | ideal swimming |
| Huế in august | ideal swimming |
| Phan Thiet in august | ideal swimming |
| Bai Lang (Cham islands) in august | ideal swimming |
| Bãi Xép Beach (An Chấn) in august | ideal swimming |
| Co Thach Beach (Bình Thạnh) in august | ideal swimming |
| Con Dao island in august | ideal swimming |
| Do Son Beach (Vạn Hương) in august | ideal swimming |
| Dốc Lết Beach (Ninh Hòa) in august | ideal swimming |
| Cat Ba island in august | ideal swimming |
| Ky Co Beach (Nhơn Lý) in august | ideal swimming |
| Long Hai Beach in august | ideal swimming |
| Mũi Né in august | ideal swimming |
| Phan Rang Beach in august | ideal swimming |
| Thuan An Beach in august | ideal swimming |
| Vũng Tàu in august | ideal swimming |
| Can Tho in august | ideal swimming |
| Phu Vang in august | ideal swimming |
| Qui Nhon in august | ideal swimming |
| Rach Gia in august | ideal swimming |
| Tam Ky in august | ideal swimming |
| Thanh pho Bac Lieu in august | ideal swimming |
| Tra Vinh in august | ideal swimming |
| Tuy Hoa in august | ideal swimming |