April weather forecast
Port-au-Prince, Haiti

April brings a definite onset of the rainy season in Port-au-Prince, with the rainfall volume significantly increasing to 76mm (2.99"). This increase in rainfall sees a subsequent rise in temperature, creating a somewhat stuffy ambiance with the highest temperature marking 28.9°C (84°F) and the lowest being 19.9°C (67.8°F). Despite the rain, the city enjoys 10.5 hours of sunshine, and daylight extends for 12.6 hours. This month records the highest cloud cover of the year at 35%, often creating beautiful skylines. As the temperature of the sea rises to 27.4°C (81.3°F), it becomes even more inviting for a swim.

Temperature

Port-au-Prince experiences an average high-temperature of a still warm 28.9°C (84°F) in April, marking an insignificant shift from 28.1°C (82.6°F) in March. Port-au-Prince throughout April, records an average low-temperature of 19.9°C (67.8°F).

Heat index

In April, the average heat index is estimated at a hot 33°C (91.4°F). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.
Factoring in the heat index, values are geared towards shaded areas with light breezes. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

The average relative humidity in April in Port-au-Prince, Haiti, is 75%.

Rainfall

In Port-au-Prince, in April, during 24.4 rainfall days, 76mm (2.99") of precipitation is typically accumulated. In Port-au-Prince, during the entire year, the rain falls for 227.4 days and collects up to 904mm (35.59") of precipitation.

Sea temperature

In Port-au-Prince, the average seawater temperature in April is 27.4°C (81.3°F).
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

The average length of the day in April is 12h and 35min.
On the first day of the month, sunrise is at 06:42 and sunset at 19:03. On the last day of April, sunrise is at 06:21 and sunset at 19:10 EDT.

Sunshine

In April, the average sunshine in Port-au-Prince, Haiti, is 10.5h.

UV index

January through May, July through December, with an average maximum UV index of 6, are months with the lowest UV index in Port-au-Prince, Haiti. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 6 in April transforms into the following instructions:
Deter overexposure. Protecting against the sun's effects is essential. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Attention! UV radiation is markedly stronger with water and sand reflections.