September Weather in Port-Gentil

Last updated: March 2, 2024

The weather in Port-Gentil, Gabon, during September is characterized by an average temperature of 25°C (78°F). Highs can soar to 26°C (80°F), while lows may dip to 24°C (75°F). Typically, the humidity level in Port-Gentil throughout September hovers around 87%.

24°C (75°F)

Minimum temperature

25°C (78°F)

Average temperature

26°C (80°F)

Maximum temperature

87%

Humidity

Precipitation and Sunshine hours

In September, Port-Gentil averages 50 mm (2.0 inches) of rainfall, typically over the course of 11 rainy days. The month enjoys an average of 12 hours 5 minutes of daylight, with the sun shining for approximately 10 hours 4 minutes each day. Additionally, there is a 20% probability of sunny days during this period.

50 mm (2.0 inches)

Precipitation

11 rainy days

Rainy days

10 hours 4 minutes

Sunshine hours

20%

Chance of sun

UV Index

In September, the UV Index in Port-Gentil reaches a maximum of 12, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 2 5 8 11 12 12 9 6 3 1 1 0
Exposure Low Moderate VeryHigh Extreme VeryHigh High Moderate Low
Time to burn 45 min 30 min 15 min 10 min 15 min 25 min 30 min 45 min

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