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Vietnam Sea Temperature
This page provides detailed information about the water temperature in Vietnam. All countries, cities and resorts on the coast. The range of sea temperatures for today. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Current Sea Temperature
21.0°C
minimal
24.1°C
average
29.3°C
maximum
Graph of Sea Temperature Changes in Vietnam Over the Last 60 Days
The Warmest Places on the Seaside in Vietnam Today
The Most Popular Seaside Resorts in Vietnam
Seas and Oceans that Border Vietnam

Vietnam © pexels.com



Water Temperature in Vietnam: General Trends and Swimming Opportunities
Vietnam, a Southeast Asian country with a coastline stretching over 3,000 kilometers along the South China Sea, is a fantastic destination for beach lovers and water enthusiasts. The sea temperatures in Vietnam are warm year-round, typically ranging from 23°C (73°F) in the cooler months of December and January to 30°C (86°F) in the peak summer months of June and July. This makes swimming and water-based activities enjoyable at any time of the year, with slight regional variations in temperature.
The country boasts a variety of stunning beaches, from the golden sands of Da Nang and Nha Trang to the more tranquil shores of Phu Quoc Island. These locations offer calm, clear waters perfect for swimming, snorkeling, and relaxing by the sea. In areas like Nha Trang, you can also explore vibrant coral reefs teeming with marine life, while Da Nang's coastline provides family-friendly swimming spots with excellent facilities.
For those seeking adventure, Vietnam offers a range of water sports, including kayaking, windsurfing, and diving. Ha Long Bay, a UNESCO World Heritage Site, is a must-visit for its dramatic limestone karsts and emerald waters, providing a unique and picturesque setting for swimming and other aquatic activities. Whether you're looking for serene beaches or action-packed coastal experiences, Vietnam delivers an unforgettable seaside escape.
General Information and Geographical Location of Vietnam
Original name of the country: Việt Nam
Vietnam is located in Asia. The country is washed by two seas, such as the Gulf of Thailand, the South China Sea. Vietnam - has a fairly long coastline. To determine the temperature of the water in it, we track 21 settlements and resorts. Link to Google Maps.
Vietnam Weather
Vietnam has a tropical monsoon climate, which means it experiences high temperatures and humidity throughout the year. In the northern regions, including Hanoi, there are distinct seasons, with hot, humid summers reaching 85–100°F (29–38°C) and cooler winters, where temperatures can drop to 50°F (10°C) or lower. The north also sees significant seasonal variations in rainfall, with a wet season from May to October and a drier, cooler period from November to April.
In contrast, southern Vietnam, including Ho Chi Minh City, has a more consistent tropical climate with temperatures ranging from 75–95°F (24–35°C) year-round. The main difference is between the wet and dry seasons, with heavy rainfall from May to November and a drier, sunnier period from December to April. Central Vietnam experiences a mix of both climates, with hot summers and a rainy season that lasts longer than in the north. The diverse geography of Vietnam, from coastal plains to mountainous regions, results in varied local weather conditions across the country.
Frequently Asked Questions About Vietnam and its Water Temperatures
What is the sea temperature today on the coast of Vietnam?
The sea temperature today on the coast of Vietnam ranges from from 70°F (21.0°C) in Thanh Hoa to 85°F (29.3°C) in Phu Quoc.
Which seas and oceans border Vietnam?
Vietnam has access to two seas: the South China Sea and the Gulf of Thailand.
How long is the coastline in Vietnam?
According to The World Factbook, the length of Vietnam's coastline is 2,139 miles (3,444 km), while the World Resources Institute estimates it at 7,089 miles (11,409 km).
What is the best time for swimming and beach holidays on the coast of Vietnam?
In Vietnam, the average monthly water temperature does not drop below 68 degrees Fahrenheit (20 degrees Celsius) in any month of the year.
What is the sea temperature history in Vietnam?
Here are the ranges of sea temperatures in Vietnam by month based on historical data: in January from 62°F (17°C) to 86°F (30°C), in February from 60°F (16°C) to 87°F (31°C), in March from 62°F (17°C) to 89°F (32°C), in April from 66°F (19°C) to 89°F (32°C), in May from 73°F (23°C) to 91°F (33°C), in June from 77°F (25°C) to 91°F (33°C), in July from 78°F (26°C) to 91°F (33°C), in August from 77°F (25°C) to 91°F (33°C), in September from 77°F (25°C) to 91°F (33°C), in October from 71°F (22°C) to 89°F (32°C), in November from 71°F (22°C) to 87°F (31°C), in December from 62°F (17°C) to 87°F (31°C).