September Weather in Sao Mateus

Last updated: March 2, 2024

The weather in Sao Mateus, Brazil, during September is characterized by an average temperature of 24°C (75°F). Highs can soar to 27°C (81°F), while lows may dip to 20°C (68°F). Typically, the humidity level in Sao Mateus throughout September hovers around 77%.

20°C (68°F)

Minimum temperature

24°C (75°F)

Average temperature

27°C (81°F)

Maximum temperature

77%

Humidity

Precipitation and Sunshine hours

In September, Sao Mateus averages 60 mm (2.4 inches) of rainfall, typically over the course of 12 rainy days. The month enjoys an average of 11 hours 59 minutes of daylight, with the sun shining for approximately 10 hours 38 minutes each day. Additionally, there is a 58% probability of sunny days during this period.

60 mm (2.4 inches)

Precipitation

12 rainy days

Rainy days

10 hours 38 minutes

Sunshine hours

58%

Chance of sun

UV Index

In September, the UV Index in Sao Mateus reaches a maximum of 12, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, 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 2 4 7 10 12 11 9 6 3 1 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

Compare Sao Mateus's Climate with Cities Worldwide