September weather forecast
Abomey, Benin

September witnesses an upswing in rainfall volume, marking the beginning of the second rainy season. The weather resumes its warm temperatures after the modest cool-off though recorded as the least amount of sunshine hours for the year. Despite these changes, the UV Index stays at its peak, indicating continual strong sun exposure. The consistency in temperature, coupled with increased precipitation, marks a return to the familiar humid climate.

Temperature

The shift to September signals an average high-temperature of a tropical 30°C (86°F), subtly varied from August's 29°C (84.2°F). Abomey sees an average low-temperature of 22°C (71.6°F) during September.

Rainfall

In Abomey, during September, the rain falls for 13 days and regularly aggregates up to 140mm (5.51") of precipitation. Throughout the year, there are 103 rainfall days, and 1059mm (41.69") of precipitation is accumulated.

Daylight

In September, the average length of the day in Abomey is 12h and 10min.
On the first day of the month, sunrise is at 06:44 and sunset at 18:59. On the last day of September, in Abomey, Benin, sunrise is at 06:39 and sunset at 18:43 WAT.

Sunshine

The average sunshine in September in Abomey is 4h.

UV index

February through May, August through October, with an average maximum UV index of 12, are months with the highest UV index. A UV Index estimate of 11, and higher, represents an extreme health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily maximum UV index of 12 in September translates into the following instructions:
Enforce all necessary safety measures, unprotected skin may suffer burns swiftly. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Even when the sky is cloudy, apply generously and frequently reapply a sunscreen with SPF 30 or more, especially post every swim or outdoor exercise.