April weather forecast
Jolly Harbour, Antigua and Barbuda

The weather in April in Jolly Harbour ascends into a more typical tropical ambiance. Along with increased daylight hours, the sea temperature continues to urge residents and tourists to hit the beach. Some minor changes in the seasonality of weather patterns occur, with April representing the midway point in terms of transitioning from the drier to wetter months. As the UV index reaches a maximum of 12, precautionary measures must be taken. Sensibly, rainfall jumps to 57mm (2.24"), a 30% increase from March figures, signaling the onset of the wetter seasons.

Temperature

Jolly Harbour, Antigua and Barbuda, records a high-temperature average of a still warm 29°C (84.2°F) in April, showing no difference from March. Jolly Harbour records an average temperature drop to a still moderately hot 23°C (73.4°F) in April.

Rainfall

In Jolly Harbour, during April, the rain falls for 11 days and regularly aggregates up to 57mm (2.24") of precipitation. Throughout the year, in Jolly Harbour, Antigua and Barbuda, there are 180 rainfall days, and 1040mm (40.94") of precipitation is accumulated.

Sea temperature

January through April, with an average sea temperature of 26°C (78.8°F), are months with the coldest seawater in Jolly Harbour.
Note: For swimming, diving, and similar activities, the water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered delightful, allowing for extended periods of enjoyment without discomfort.

Daylight

In April, the average length of the day is 12h and 32min.
On the first day of April in Jolly Harbour, sunrise is at 06:01 and sunset at 18:20. On the last day of the month, sunrise is at 05:42 and sunset at 18:27 AST.

Sunshine

January through August, with an average of 8h of sunshine, are months with the most sunshine in Jolly Harbour.

UV index

March through September, with an average maximum UV index of 12, are months with the highest UV index. A UV Index estimate of 11, and higher, represents an extreme threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 12 in April translates into these instructions:
Put into action all crucial precautions. Defense against sun damage is a must. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Even if the day is cloudy, sunscreen with SPF of at least 30 should be applied generously and reapplied often, particularly after swimming or outdoor exercise. Stay alert! Reflective properties of sand and water amplify the Sun's UV radiation.