September weather forecastFreeport, The Bahamas

Weather in September

As September sets in, the weather undergoes a mild transition from summer to the cooler months. While temperatures drop from August, they remain within the comfort zone. Rainfall is slightly more than in August, provoking a fresher ambiance. Daylight hours begin to lessen, opening a window to the transition towards shorter winter days. A distinguishing facet of September is the continued frequency of rainfall days at 19, the same as in August, drawing a close to the wet season.

Temperature

September brings an average high-temperature of a still tropical 31.7°C (89.1°F), showing a slight difference from August's 32.3°C (90.1°F). Freeport records an average low of 23.3°C (73.9°F) throughout the nights in September.

Rainfall

The month with the most rainfall is September, when the rain falls for 19 days and typically aggregates up to 217mm (8.54") of precipitation.

Sea temperature

July through September, with an average sea temperature of 29°C (84.2°F), are months with the warmest seawater.
Note: Water activities in temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are pleasurable, without feeling uncomfortable even during extended periods.

Daylight

The average length of the day in September is 12h and 18min.
On the first day of the month, sunrise is at 06:54 and sunset at 19:34. On the last day of September, sunrise is at 07:06 and sunset at 19:01 EDT.

Sunshine

The average sunshine in September is 8h.

UV index

In September, the average daily maximum UV index is 10. A UV Index reading of 8 to 10 represents a very high health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 10 during September translates into these guidelines:
Always safeguard yourself; without protection, skin and eyes can get damaged instantly. 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. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. After a swim or an outdoor workout, generously apply and regularly reapply a sunscreen with at least SPF 30, even if the day is cloudy. Be vigilant! The Sun's UV rays get a boost from sand and water reflections.