In May sea water temperature all along the Persian Gulf coast warms above 20°C and it is enough for a comfortable bathing. The warmest average water temperature Persian Gulf in May is 29.6°C (in Saadiyat Island, United Arab Emirates), and the coldest sea surface temperature is 26.6°C (in Abadan, Iran). To find out the sea temperature today and in the coming days, go to Current sea temperature of the Persian Gulf
This data on the average monthly surface water temperature on the Persian Gulf coast in May. 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.