September weather forecast
Gabu, Guinea-Bissau

September offers a slight respite from persistent showers as Gabu witnesses a dip in the rainfall to 343mm (13.5"). The weather patterns remain consistent with the preceding months with minimal temperature fluctuations. September nights in Gabu are often punctuated by soothing rainfalls, offering respite from the consistent daytime heat. Hints of the approaching dry season become visible as sunshine hours start increasing.

Temperature

September's average high-temperature is a still tropical 31°C (87.8°F), maintaining a close comparison with August's 30°C (86°F). During the nights in September, an average low-temperature of 22°C (71.6°F) is observed in Gabu.

Rainfall

In Gabu, during September, the rain falls for 17 days and regularly aggregates up to 343mm (13.5") of precipitation. In Gabu, during the entire year, the rain falls for 80 days and collects up to 1426mm (56.14") of precipitation.

Daylight

The average length of the day in September in Gabu is 12h and 11min.
On the first day of September, sunrise is at 06:46 and sunset at 19:07. On the last day of the month, sunrise is at 06:45 and sunset at 18:47 GMT.

Sunshine

The average sunshine in September is 6h.

UV index

The months with the highest UV index are February through September, with an average maximum UV index of 12. A UV Index reading of 11, and higher, represents an extreme threat to health from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index, 12 in September, converts into the following recommendations:
Put into action all crucial precautions. Defense against sun damage is a must. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Every two hours, apply and reapply an SPF 30+ broad-spectrum sunscreen, especially after swimming or engaging in outdoor activities.