September weather forecast
Sainte Croix, Guadeloupe

The first month of the autumn, September, is still a hot month in Sainte Croix, Guadeloupe, with an average temperature fluctuating between 23°C (73.4°F) and 31°C (87.8°F).

Temperature

The warmest months are July through September, with an average high-temperature of 31°C (87.8°F).

Rainfall

In Sainte Croix, Guadeloupe, it is raining for 20 days, with typically 236mm (9.29") of accumulated precipitation. Throughout the year, there are 202 rainfall days, and 2097mm (82.56") of precipitation is accumulated.

Sea temperature

The months with the warmest seawater are September and October, with an average sea temperature of 29°C (84.2°F).
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

In September, the average length of the day in Sainte Croix is 12h and 13min.
On the first day of the month, sunrise is at 05:52 and sunset at 18:18. On the last day of September, sunrise is at 05:54 and sunset at 17:55 AST.

Sunshine

January, February, September through December, with an average of 7h of sunshine, are months with the least sunshine in Sainte Croix, Guadeloupe.

UV index

March through September, with an average maximum UV index of 12, are months with the highest UV index in Sainte Croix, Guadeloupe. A UV Index of 11, and more, symbolizes an extreme threat to health from exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 12 in September transform into the following instructions:
Take all required precautions, as unprotected skin and eyes can burn in minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. 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. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.