June weather forecast
Vieques, PR

In June, Vieques gets more immersed into the rainy summer with high humidity and long sunny days. The apparent increase in rainfall from 1.65" (42mm) does not interfere significantly with outdoor activities, thanks to the tropical nature of the island. This month marks the commencement of the tropical summer season with high sea temperatures and extended sunshine hours. The period serves as a good time for water activities such as swimming and surfing. Amid rainfall and humidity, June remains an appealing time to visit for anyone fond of the beach.

Temperature

As May turns into June, the average high-temperatures rest at a still warm 82.9°F (28.3°C), showing a minor variation from the prior month. June in Vieques sees a slight dip to an average low temperature of 79.7°F (26.5°C) from the daytime highs.

Heat index

The heat index value during June is appraised at a tropical 91.4°F (33°C). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
Realize that the values for the heat index are set for shaded places and light winds. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.

Humidity

May through August, with an average relative humidity of 79%, are the most humid months in Vieques.

Rainfall

In June, in Vieques, the rain falls for 17.4 days. Throughout June, 1.65" (42mm) of precipitation is accumulated. In Vieques, Puerto Rico, during the entire year, the rain falls for 216 days and collects up to 21.5" (546mm) of precipitation.

Ocean temperature

In Vieques, in June, the average water temperature is 82.9°F (28.3°C).
Note: For activities in the water such as swimming or diving, temperatures from 77°F (25°C) to 84.2°F (29°C) are considered optimal for prolonged enjoyment without discomfort.

Daylight

The month with the longest days is June, with an average of 13h and 12min of daylight.
On the first day of the month, sunrise is at 5:44 am and sunset at 6:54 pm. On the last day of June, sunrise is at 5:49 am and sunset at 7:01 pm AST.

Sunshine

The month with the most sunshine in Vieques is June, with an average of 10.6h of sunshine.

UV index

January, March through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.
Note: During June, 7 as the daily maximum UV index converts into the following advice:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Warning! Sand and water reflections boost the intensity of UV exposure.