September Weather in Apatou

Last updated: March 2, 2024

The weather in Apatou, French Guiana, during September is characterized by an average temperature of 27°C (82°F). Highs can soar to 35°C (95°F), while lows may dip to 22°C (72°F). Typically, the humidity level in Apatou throughout September hovers around 62%.

22°C (72°F)

Minimum temperature

27°C (82°F)

Average temperature

35°C (95°F)

Maximum temperature

62%

Humidity

Precipitation and Sunshine hours

In September, Apatou averages 96 mm (3.8 inches) of rainfall, typically over the course of 14 rainy days. The month enjoys an average of 12 hours 7 minutes of daylight, with the sun shining for approximately 10 hours 52 minutes each day. Additionally, there is a 38% probability of sunny days during this period.

96 mm (3.8 inches)

Precipitation

14 rainy days

Rainy days

10 hours 52 minutes

Sunshine hours

38%

Chance of sun

UV Index

In September, the UV Index in Apatou reaches a maximum of 13, 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 4 8 11 13 13 11 7 4 2 1 0
Exposure Low Moderate VeryHigh Extreme High Moderate Low
Time to burn 45 min 30 min 15 min 10 min 25 min 30 min 45 min

Compare Apatou's Climate with Cities Worldwide