June weather forecast
Cayo Santa María, Cuba

Transitioning from May to June, Cayo Santa María witnesses its peak daylight hours. The island basks in the Caribbean sun, offering the longest period of sunshine yet. Apart from this, June strikes a balance between warmth, rainfall, and sunlight. Heading on to the next month, the island becomes more enticing as all climatic elements fuse together to highlight its natural grandeur. While remaining the warmest part of the year, June opens a window to the breathtaking beauty of the Cuban monsoon.

Temperature

The months of June through September are noted for their peak temperatures, with an average high-temperature of 32°C (89.6°F).

Rainfall

In Cayo Santa María, in June, it is raining for 15 days, with typically 186mm (7.32") of accumulated precipitation. Throughout the year, there are 125 rainfall days, and 1280mm (50.39") of precipitation is accumulated.

Sea temperature

June through October, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater.
Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

June has the longest days of the year, with an average of 13h and 30min of daylight.
On the first day of June, sunrise is at 06:30 and sunset at 19:57. On the last day of the month, sunrise is at 06:34 and sunset at 20:04 CDT.

Sunshine

January, February, June, September through December, with an average of 7h of sunshine, are months with the least sunshine.

UV index

April through August, with an average maximum UV index of 12, are months with the highest UV index. A UV Index of 11, and more, symbolizes an extreme health hazard from exposure to the Sun's UV radiation for the average person.
Note: A maximum high daily UV index of 12 during June translates into the following directions:
Put into effect every essential safeguard, as unprotected skin and eyes might burn instantly. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Applying and reapplying liberally a broad-spectrum sunscreen of SPF 30+ every two hours, and straight after a swim or outdoor activity is recommended. Notice! The reflection of water and sand increases the UV radiation significantly.