September weather forecast
Terre-de-Haut, Guadeloupe

In September, Terre-de-Haut witnesses the highest rainfall of the year, reaching a significant 387mm (15.24"). However, the additional day of rainfall compared to August doesn't hamper the island's tropical weather character. The UV index finally relents, albeit the decrease remains minimal. As daylight and sea temperature dip slightly in unison, the overall temperature stability prevails. With the backdrop of an occasional torrent, life on this Caribbean island continues to be outdoor-oriented.

Temperature

During June through October, Terre-de-Haut experiences its peak temperatures, averaging a high-temperature of 28°C (82.4°F).

Rainfall

September is the month with the most rainfall. Rain falls for 20 days and accumulates 387mm (15.24") of precipitation.

Sea temperature

September and October, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater.
Note: Swimming, diving, and other activities in water temperatures between 25°C (77°F) and 29°C (84.2°F) are thought to be quite enjoyable and satisfying for extended periods, with no discomfort.

Daylight

In September, the average length of the day in Terre-de-Haut is 12h and 13min.
On the first day of September, sunrise is at 05:53 and sunset at 18:18. On the last day of the month, sunrise is at 05:56 and sunset at 17:56 AST.

Sunshine

The months with the least sunshine are January, February, September through December, with an average of 7h of sunshine.

UV index

March through September, with an average maximum UV index of 12, are months with the highest UV index in Terre-de-Haut. A UV Index of 11, and more, symbolizes an excessive health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index of 12 during September translates into these guidelines:
Carry out all important precautions, unprotected skin could get burns in no time. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. A broad-spectrum sunscreen of SPF 30+ should be liberally applied and re-applied every two hours, and immediately after an outdoor workout or a swim. Stay vigilant! UV rays get a boost in intensity due to sand and water reflections.