These are the best beaches in Guam in May, based on average sunshine, sea temperature, rainfall and temperature. Though many factors can come into play when choosing your beach destination, the beach weather will often be a deciding factor. Here we list the top beaches based on the average weather conditions and sea temperature.
May has average maximum temperatures of 31°C (88°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 73% making it sunny and pleasant most of the time. The hours of sunshine per day are 9.3hrs making the days long and bright. May has total rainfall of 8.3cm (3.3inches) making it a bit rainy but with mostly light showers although there are 22.6 days with some rainfall, so on the days it does rain it is only light and intermittent and shouldn't affect your beach enjoyment too much.
It is a good time for sunbathing in Tumon Bay. Sea temperatures are a very warm 29°C (83°F). May is an excellent month for swimming in Tumon Bay with very comfortable temperatures for bathing all day.