September Weather in Rio Claro

Last updated: March 2, 2024

The weather in Rio Claro, Brazil, during September is characterized by an average temperature of 21°C (70°F). Highs can soar to 34°C (93°F), while lows may dip to 13°C (56°F). Typically, the humidity level in Rio Claro throughout September hovers around 68%.

13°C (56°F)

Minimum temperature

21°C (70°F)

Average temperature

34°C (93°F)

Maximum temperature

68%

Humidity

Precipitation and Sunshine hours

In September, Rio Claro averages 58 mm (2.3 inches) of rainfall, typically over the course of 9 rainy days. The month enjoys an average of 11 hours 57 minutes of daylight, with the sun shining for approximately 9 hours 30 minutes each day. Additionally, there is a 39% probability of sunny days during this period.

58 mm (2.3 inches)

Precipitation

9 rainy days

Rainy days

9 hours 30 minutes

Sunshine hours

39%

Chance of sun

UV Index

In September, the UV Index in Rio Claro 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 3 6 9 11 12 10 7 4 2 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 Rio Claro's Climate with Cities Worldwide