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September Weather in Porto Feliz, Brazil

Last updated: August 22, 2025

In September, the average temperature in Porto Feliz, Brazil hovers around 23°C (73°F), with a minimum dipping to 9°C (49°F) and a maximum soaring up to 37°C (100°F). You can expect a moderate precipitation of 33 mm (1.3 in) spread over 5 days, accompanied by an average humidity level of 54%. Perfect for enjoying the local climate!

September Temperature in Porto Feliz

In September in Porto Feliz, the average temperature is 23°C (73°F). Maximum temperatures can reach 37°C (100°F), while minimum temperatures can drop to as low as 9°C (49°F). Thus, it's advisable to pack layers to accommodate the fluctuating temperatures during your travels.

September Weather in Porto Feliz: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Porto Feliz, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Porto Feliz, September typically has an average temperature of 23°C (73°F), with highs reaching up to 37°C (100°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec777676736866656773747476
Data source: Temperature data for Porto Feliz generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Porto Feliz

In Porto Feliz in September, the precipitation amount is 33 mm (1.3 in) over the course of 5 days.

September Precipitation Trends in Porto Feliz

The chart displays monthly precipitation patterns in Porto Feliz, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Porto Feliz, September typically receives around 33 mm (1.3 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec1711439447423718513396116124
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Porto Feliz

In Porto Feliz in September humidity is 54%. With an average temperature of 23°C (73°F), this humidity feels like a refreshing embrace, making it quite comfortable for traveling, as the mild heat is balanced by just enough moisture in the air to keep you feeling energized while exploring the sights.

September Average Humidity in Porto Feliz

This chart illustrates the average monthly humidity levels in Porto Feliz, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Porto Feliz is approximately 54%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%86%82%76%71%68%59%54%50%74%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Porto Feliz

In Porto Feliz in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Porto Feliz.

Maximum UV Index Levels in Porto Feliz for September

The chart shows the monthly maximum UV Index (UVI) for Porto Feliz in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Porto Feliz typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16151211867911131416
Data source: Porto Feliz September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Porto Feliz Compares to Other Months

Weather in Porto Feliz varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Porto Feliz, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Porto Feliz, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)171 mm (6.7 inches)88%extreme
February Weather24°C (76°F)143 mm (5.6 inches)87%extreme
March Weather25°C (76°F)94 mm (3.7 inches)86%extreme
April Weather23°C (73°F)46 mm (1.8 inches)82%extreme
May Weather20°C (68°F)42 mm (1.7 inches)76%very high
June Weather19°C (67°F)37 mm (1.4 inches)71%high
July Weather18°C (65°F)18 mm (0.7 inches)67%high
August Weather19°C (67°F)51 mm (2.0 inches)59%very high
September Weather23°C (73°F)33 mm (1.3 inches)54%extreme
October Weather23°C (74°F)96 mm (3.8 inches)50%extreme
November Weather23°C (74°F)116 mm (4.6 inches)74%extreme
December Weather25°C (76°F)124 mm (4.9 inches)83%extreme

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