Several countries border the seaside of the Gulf of Thailand, including: Cambodia, Ko Samui, Thailand and Vietnam. We measure the water temperature daily in these countries and archive it in order to calculate monthly averages, like those of the month of may.
The seasonal average for the water temperature in the month of may is between 86°F and 87°F. The lowest sea temperature measured this month is 84°F and the highest is 90°F.
The sea temperature map of the Gulf of Thailand in may
The map below presents a monthly average of the water temperature of the Gulf of Thailand for the month of may for several coastal cities. You can zoom and move around on the map. By clicking on the markers, you can see sea temperature details by city in may.
Where can you swim in the Gulf of Thailand in may?
Below, see the average temperatures measured in may in the different countries on the shores of the Gulf of Thailand.
Water temperature of the Gulf of Thailand: choose another month
See monthly seasonal averages of the water temperature of the Gulf of Thailand by clicking on the links below: