March weather forecast
Jolly Harbour, Antigua and Barbuda

As March arrives, the weather conditions in Jolly Harbour undergo subtle changes. While the average temperatures slightly escalate, the days grow fairly longer. It marks the transition to a lighter and brighter season in the tropical paradise. Outdoor enthusiasts get to make the most of the increased daylight hours and the warm sea temperature. Remarkably though, March experiences 40mm (1.57") of rainfall, lower than February, making it the driest month in Jolly Harbour.

Temperature

The advent of March in Jolly Harbour, Antigua and Barbuda, brings an average high-temperature of a still moderately hot 29°C (84.2°F), exhibiting minor difference from the previous month. The average nighttime temperature lowers to a pleasant 22°C (71.6°F) throughout March.

Rainfall

In Jolly Harbour, Antigua and Barbuda, during March, the rain falls for 12 days and regularly aggregates up to 40mm (1.57") of precipitation. Throughout the year, 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: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

The average length of the day in March is 12h and 4min.
On the first day of March in Jolly Harbour, sunrise is at 06:25 and sunset at 18:14. On the last day of the month, sunrise is at 06:02 and sunset at 18:20 AST.

Sunshine

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

UV index

March through September, with an average maximum UV index of 12, are months with the highest UV index. A UV Index of 11, and more, symbolizes an ultimate health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In March, the average maximum UV index of 12 translates into the following recommendations:
Ensure every key safety measure. People with light skin might sustain burns in fewer than 5 minutes. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. During bright days, sunglasses that offer UVA and UVB defense are recommended. Broad-spectrum sunscreen with an SPF of 30 or above should be applied generously and reapplied every two hours and right after any outdoor activity or swim. Heed this! UV intensity is much stronger when reflected off sand and water.