September Weather in Brasilia

Last updated: March 2, 2024

The weather in Brasilia, Brazil, during September is characterized by an average temperature of 24°C (76°F). Highs can soar to 34°C (94°F), while lows may dip to 15°C (59°F). Typically, the humidity level in Brasilia throughout September hovers around 34%.

15°C (59°F)

Minimum temperature

24°C (76°F)

Average temperature

34°C (94°F)

Maximum temperature

34%

Humidity

Precipitation and Sunshine hours

In September, Brasilia averages 12 mm (0.5 inches) of rainfall, typically over the course of 2 rainy days. The month enjoys an average of 12 hours 0 minutes of daylight, with the sun shining for approximately 10 hours 58 minutes each day. Additionally, there is a 68% probability of sunny days during this period.

12 mm (0.5 inches)

Precipitation

2 rainy days

Rainy days

10 hours 58 minutes

Sunshine hours

68%

Chance of sun

UV Index

In September, the UV Index in Brasilia reaches a maximum of 14, 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 3 6 10 13 14 12 9 6 3 1 0 0
Exposure Low Moderate High VeryHigh Extreme VeryHigh High Moderate Low
Time to burn 45 min 30 min 25 min 15 min 10 min 15 min 25 min 30 min 45 min

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