May weather forecast
Ocho Rios, Jamaica

In Ocho Rios, Jamaica, May signifies the advent of summer and the beginning of increasing temperatures. Transition from spring to summer is smooth, with the pleasantly warm climate sustained. In this rising heat, rainfall intensifies reaching a considerable 185mm (7.28"), offering a refreshing contrast. The amplified rainfall does not deter beach lovers, as the seawater achieves its warmest at 28.3°C (82.9°F). Despite higher rainfall, the increase in daylight maintains an ample amount of sunshine, making May the onset of the vibrant Jamaican summer.

Temperature

With the advent of May, Ocho Rios's high-temperatures adjust to a still moderately hot 28°C (82.4°F), closely aligning with the preceding month. During the month of May, the temperature falls to an average of 20°C (68°F).

Rainfall

In May, the rain falls for 12 days. Throughout May, 185mm (7.28") of precipitation is accumulated. Throughout the year, in Ocho Rios, there are 124 rainfall days, and 1843mm (72.56") of precipitation is accumulated.

Sea temperature

In May, the average sea temperature is 28.3°C (82.9°F).
Note: For swimming, diving, and various water activities, the temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are seen as highly enjoyable and comfortable for extended durations without any discomfort.

Daylight

In Ocho Rios, Jamaica, the average length of the day in May is 13h and 1min.
On the first day of May in Ocho Rios, sunrise is at 05:40 and sunset at 18:30. On the last day of the month, sunrise is at 05:31 and sunset at 18:41 EST.

Sunshine

In Ocho Rios, the average sunshine in May is 7h.

UV index

March through September, with an average maximum UV index of 12, are months with the highest UV index in Ocho Rios. A UV Index reading of 11, and higher, represents an ultimate health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In May, the maximum UV index of 12 suggests this advice:
Ensure all key precautions. Defense against sun exposure is critical. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Regularly apply and reapply a broad-spectrum sunscreen with a minimum SPF 30 every two hours, or straight after swimming or an outdoor activity. Attention! UV radiation is markedly stronger with water and sand reflections.