April weather forecast
Portsmouth, Dominica

April in Portsmouth marks the advent of a slightly wetter weather pattern. Sudden, brisk rain showers can be part of the day, though they are usually short-lived. Recorded sea temperatures average around 27.6°C (81.7°F), making it perfect for water-based activities. Further into the month, there's an upturn in temperature, pointing towards a warmer May. Despite the increase in rainfall, sunshine hours remain largely consistent.

Temperature

The transition from March to April sees an average high-temperature of a tropical 30°C (86°F), indicating a minor variance from the prior month. Throughout the month of April, Portsmouth observes an average nighttime temperature of 22°C (71.6°F).

Rainfall

In Portsmouth, Dominica, in April, during 14 rainfall days, 105mm (4.13") of precipitation is typically accumulated. Throughout the year, in Portsmouth, there are 214 rainfall days, and 2252mm (88.66") of precipitation is accumulated.

Sea temperature

In Portsmouth, the average seawater temperature in April is 27.6°C (81.7°F).
Note: A water temperature from 25°C (77°F) to 29°C (84.2°F) is considered very warm and enjoyable, allowing water activities to be pleasant for extended periods without irritation.

Daylight

The average length of the day in April is 12h and 30min.
On the first day of the month, sunrise is at 06:00 and sunset at 18:18. On the last day of April, sunrise is at 05:42 and sunset at 18:23 AST.

Sunshine

The months with the most sunshine in Portsmouth, Dominica, are March through August, with an average of 8h of sunshine.

UV index

The months with the highest UV index in Portsmouth are March through September, with an average maximum UV index of 12. A UV Index of 11, and more, symbolizes an extreme threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In April, the average maximum UV index of 12 translates into the following recommendations:
Practice all-important precautions. Light skin people may get burned in less than 5 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Apply liberally and reapply a broad-spectrum sunscreen of SPF 30+ every two hours, and promptly after any outdoor workout or a swim. Take note! Sand and water reflections strengthen the Sun's UV exposure.