Water temperature all along the Gulf of Thailand coast warms above 20°C and it is enough for a comfortable bathing. The warmest water temperature Gulf of Thailand today is 29.6°C (in Khanom Beach, Thailand), and the coldest Gulf of Thailand surface temperature now is 28.7°C (in Sao Beach, Vietnam).
The table below shows some of the cities on the Gulf of Thailand coast with the values of sea surface temperature today and yesterday. Also indicated are the maximum and minimum water temperatures that were recorded this month for the last ten years. To see the details, select the country and then the city of your interest. Besides water temperature, you can also get information about the weather for today, tomorrow and the upcoming days, surf forecast, as well as the data on sunrise/sunset and moonrise/moonset at a given point on any given day.
Today, the highest waves in the Gulf of Thailand are expected in An Thoi, Vietnam and will reach 0.84 m (2' 9"). The calmest sea will be in Khanom Beach, Thailand and the average wave height for today will be 0.13 m (0' 5"). To view a 10-day forecast of sea or ocean conditions, select the city you are interested in.