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September Weather in Iguaba Grande, Brazil

Last updated: August 22, 2025

In September, the average temperature in Iguaba Grande, Brazil is a pleasant 23°C (73°F). Visitors can expect a comfortable range, with minimum temperatures dipping to 16°C (61°F) and maximums reaching up to 32°C (91°F). However, be prepared for occasional rain, as the region experiences about 61 mm (2.4 in) of precipitation spread over 8 days. With an average humidity of 75%, the climate offers a warm and inviting atmosphere for exploration.

September Temperature in Iguaba Grande

In September in Iguaba Grande, the average temperature is 23°C (73°F). Maximums can reach 32°C (91°F) and minimums can drop as low as 16°C (61°F). Be prepared for warm days with pleasant evenings, making it an ideal time for outdoor activities and exploration.

September Weather in Iguaba Grande: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Iguaba Grande, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Iguaba Grande, September typically has an average temperature of 23°C (73°F), with highs reaching up to 32°C (91°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec797879767372707073747477
Data source: Temperature data for Iguaba Grande 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 Iguaba Grande

In Iguaba Grande in September, the precipitation amount is 61 mm (2.4 in) distributed over 8 days.

September Precipitation Trends in Iguaba Grande

The chart displays monthly precipitation patterns in Iguaba Grande, 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 Iguaba Grande, September typically receives around 61 mm (2.4 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec102156172807243326861107192181
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Iguaba Grande

In Iguaba Grande in September, humidity is 75%. With an average temperature of 23°C (73°F), this humidity feels like a warm embrace, making travel slightly uncomfortable yet invigorating as the air wraps around you, creating a sense of walking through a lush, tropical paradise.

September Average Humidity in Iguaba Grande

This chart illustrates the average monthly humidity levels in Iguaba Grande, 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 Iguaba Grande is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%84%82%80%78%77%75%76%74%79%81%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Iguaba Grande

In Iguaba Grande 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 Iguaba Grande.

Maximum UV Index Levels in Iguaba Grande for September

The chart shows the monthly maximum UV Index (UVI) for Iguaba Grande 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 Iguaba Grande typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16141311867911131415
Data source: Iguaba Grande 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 Iguaba Grande Compares to Other Months

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

This table compares monthly weather conditions in Iguaba Grande, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)102 mm (4.0 inches)85%extreme
February Weather26°C (79°F)156 mm (6.1 inches)86%extreme
March Weather26°C (79°F)172 mm (6.8 inches)84%extreme
April Weather24°C (76°F)80 mm (3.1 inches)82%extreme
May Weather23°C (73°F)72 mm (2.9 inches)80%very high
June Weather22°C (72°F)43 mm (1.7 inches)78%high
July Weather21°C (70°F)32 mm (1.3 inches)77%high
August Weather21°C (70°F)68 mm (2.7 inches)75%very high
September Weather23°C (73°F)61 mm (2.4 inches)75%extreme
October Weather23°C (74°F)107 mm (4.2 inches)74%extreme
November Weather23°C (74°F)192 mm (7.6 inches)79%extreme
December Weather25°C (77°F)181 mm (7.1 inches)81%extreme

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