April weather forecast
Juana Díaz, PR

April's weather in Puerto Rico, USA, ushers in a sense of vibrancy and life that engulfs the island. Though temperature variations between March and April remain subtle, rainfall increases to an average of 1.57 in, providing nourishment for flora. The overall humidity levels stay consistent, making the weather comfortable for both residents and tourists alike. Visitors to the breathtaking beaches can enjoy the warm sea waters under the additional half-hour of daylight the month brings. As the seasons shift towards summer, May introduces even warmer temperatures and an increase in showers.

Temperature

Juana Díaz records an average high-temperature of a still warm 82.8°F (28.2°C) in April, maintaining a close correlation with March's 82°F (27.8°C). During April nights, Juana Díaz witnesses a consistent average temperature of 72.1°F (22.3°C).

Heat index

For April, the heat index is estimated at a tropical 89.6°F (32°C). Remaining active during long-lasting exposure could cause fatigue, leading to heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. 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 'feels like' or 'felt air temperature', gauges the sensation of temperature factoring in the air's moisture content. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In Juana Díaz, the average relative humidity in April is 77%.

Rainfall

In Juana Díaz, in April, it is raining for 21.8 days, with typically 1.57" (40mm) of accumulated precipitation. Throughout the year, in Juana Díaz, Puerto Rico, there are 249.1 rainfall days, and 28.82" (732mm) of precipitation is accumulated.

Ocean temperature

In Juana Díaz, in April, the average water temperature is 80.8°F (27.1°C).
Note: For swimming, diving, and similar activities, the water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered delightful, allowing for extended periods of enjoyment without discomfort.

Daylight

In Juana Díaz, Puerto Rico, the average length of the day in April is 12h and 34min.
On the first day of the month, sunrise is at 6:19 am and sunset at 6:39 pm. On the last day of April, in Juana Díaz, sunrise is at 5:59 am and sunset at 6:47 pm AST.

Sunshine

In April, the average sunshine is 8.8h.

UV index

The months with the lowest UV index in Juana Díaz, Puerto Rico, are January through April, November and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 6 during April translates into the following recommendations:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Alert! Sand and water increase UV exposure due to their reflective properties.