June weather forecast
Fajardo, PR

June in Fajardo sees summer in full swing as the climate continues its love affair with the sun. The heat is quite perceptible, but never unbearable, making it favorable for outdoor excursions and water-based activities. A salient characteristic of June weather is a slightly more humid environment with a relative humidity of 79%. Interestingly, the recorded sea temperature usually sees a rise to a comfortable 83°F (28.3°C). Rain becomes a frequent visitor too with relatively higher volumes of rainfall expected throughout the month.

Temperature

Fajardo sees the arrival of June with an average high-temperature of a still warm 82.9°F (28.3°C), indicating a subtle variation from May. A mean low-temperature of 79.7°F (26.5°C) is a distinguishing feature of June, indicating a slight dip from daytime highs.

Heat index

The average heat index in June is evaluated at a hot 91.4°F (33°C). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Note that heat index values are valued for light wind and location in the shade. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.

Humidity

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

Rainfall

In June, in Fajardo, the rain falls for 17.4 days. Throughout June, 1.65" (42mm) of precipitation is accumulated. Throughout the year, in Fajardo, there are 216 rainfall days, and 21.5" (546mm) of precipitation is accumulated.

Ocean temperature

In Fajardo, the average seawater temperature in June is 82.9°F (28.3°C).
Note: Between 77°F (25°C) and 84.2°F (29°C), water temperature is typically considered very warm and pleasurable by everyone. Water activities at these temperatures are enjoyable for extended periods without discomfort.

Daylight

June has the longest days of the year, with an average of 13h and 12min of daylight.
On the first day of the month, sunrise is at 5:45 am and sunset at 6:55 pm. On the last day of June, sunrise is at 5:50 am and sunset at 7:02 pm AST.

Sunshine

June has the most sunshine of the year, 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 of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 7 during June translates into the following directions:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Warning! Sand and water reflections boost the intensity of UV exposure.