April weather forecast
Punta Santiago, PR

April in Punta Santiago witnesses a trend of rising sea temperatures signifying warmer days ahead and an increment in overall rainfall amount. More atmospheric moisture combined with longer days results in increased cloud cover. Changes are indicative of a transitional period into a warmer phase. Changes in the sea temperature are accompanied by similar adjustments in the overall atmospheric pressure at 29.98" (761mm). Amidst these changes, the lowest temperature marginally increases to 74.8°F (23.8°C) even with a slightly higher amount of rainfall, from 2.24" (57mm), occurring over approximately 20 days.

Temperature

The arrival of April denotes a barely perceptible change in the average high-temperatures to a still moderately hot 81°F (27.2°C) from March's 79.7°F (26.5°C). Nighttime temperatures in Punta Santiago hover around an average low of 74.8°F (23.8°C) in April, a slight descent from daytime highs.

Heat index

The average heat index in April is calculated to be a tropical 86°F (30°C). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.
In reference to the heat index, it's for places in shade and with a slight wind. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', measures the perceived warmth when incorporating the humidity present in the air. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.

Humidity

In April, the average relative humidity in Punta Santiago is 78%.

Rainfall

In Punta Santiago, in April, during 20 rainfall days, 2.24" (57mm) of precipitation is typically accumulated. In Punta Santiago, during the entire year, the rain falls for 268.8 days and collects up to 38.58" (980mm) of precipitation.

Ocean temperature

In April, the average ocean temperature in Punta Santiago is 80.4°F (26.9°C).
Note: For any water activity, surface water temperatures from 77°F (25°C) to 84.2°F (29°C) are deemed perfect and extremely pleasing for enduring enjoyment.

Daylight

In Punta Santiago, the average length of the day in April is 12h and 34min.
On the first day of the month, sunrise is at 6:16 am and sunset at 6:36 pm. On the last day of April, sunrise is at 5:56 am and sunset at 6:44 pm AST.

Sunshine

In April, the average sunshine in Punta Santiago is 8.9h.

UV index

The months with the highest UV index are April through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: A daily maximum UV index of 7 in April translates into the following instructions:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Caution! The Sun's UV intensity grows with reflections off sand and water.