September weather forecast
Sainte-Anne, Martinique

Sainte-Anne in September encounters the highest precipitation of the year, amounting to 205mm (8.07"). This month ends the streak of high-temperature weather, as it starts cooling down slightly. Providing the most daylight hours of the year, the city gets up to 12.9 hours of daylight each day. As September progresses to October, a slight reduction in rainfall occurs. Despite the downpours, Sainte-Anne remains a tranquil getaway with its harmonic convergence of nature and culture.

Temperature

The highest point of temperatures in Sainte-Anne falls in May through November, when the average high-temperature ascends to 30°C (86°F).

Rainfall

In Sainte-Anne, in September, during 26 rainfall days, 205mm (8.07") of precipitation is typically accumulated. Throughout the year, in Sainte-Anne, there are 217 rainfall days, and 1814mm (71.42") of precipitation is accumulated.

Sea temperature

September and October, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater.
Note: Surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as excellent and extremely agreeable for enduring enjoyment in water activities.

Daylight

In September, the average length of the day is 12h and 13min.
On the first day of the month, sunrise is at 05:51 and sunset at 18:14. On the last day of September, in Sainte-Anne, sunrise is at 05:52 and sunset at 17:53 AST.

Sunshine

The months with the least sunshine are September and October, with an average of 7h of sunshine.

UV index

The months with the highest UV index are March through September, with an average maximum UV index of 12. A UV Index value of 11, and more, symbolizes an excessive health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 12 in September interprets into the following advice:
Enforce all necessary precautions, unprotected skin might burn swiftly. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Even when it's cloudy, ensure the generous application and frequent reapplication of a sunscreen with at least 30 SPF, particularly post swim or outdoor activity. Be on guard! The reflective nature of sand and water boosts UV exposure.