September Weather in Catu, Brazil

Last updated: August 22, 2025

In September, the average temperature in Catu, Brazil hovers around 24°C (75°F). Expect a range between a refreshing 16°C (61°F) and a warm 34°C (93°F). During this time, be prepared for 46 mm (1.8 in) of precipitation spread over 15 days, contributing to an average humidity of 75%. Enjoy the varied climate and pack accordingly!

September Temperature in Catu

In September in Catu, the average temperature is 24°C (75°F). The maximum can reach 34°C (93°F), while the minimum can be as low as 16°C (61°F). This pleasant climate makes Catu an ideal destination for travelers looking to enjoy comfortable weather.

September Weather in Catu: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Catu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Catu, September typically has an average temperature of 24°C (75°F), with highs reaching up to 34°C (93°F) and lows dropping to around 16°C (61°F).

Data source: Temperature data for Catu generated using information from the Copernicus Climate Change Service.

September Precipitation in Catu

In Catu in September, the total precipitation amount is 46 mm (1.8 in), recorded over a span of 15 days.

September Precipitation Trends in Catu

The chart displays monthly precipitation patterns in Catu, 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 Catu, September typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 15 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Catu

In Catu in September humidity is 75%. With average temperature 24°C (75°F), this humidity feels like a thick blanket wrapping around you, making outdoor activities feel especially stifling and leaving you yearning for cool breezes and refreshingly cold drinks.

September Average Humidity in Catu

This chart illustrates the average monthly humidity levels in Catu, 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 Catu is approximately 75%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Catu

In Catu in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Catu.

Maximum UV Index Levels in Catu for September

The chart shows the monthly maximum UV Index (UVI) for Catu 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 Catu typically reaches 12, which falls under the extreme exposure category.

Data source: Catu 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 Catu Compares to Other Months

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

This table compares monthly weather conditions in Catu, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	35 mm (1.4 inches)	76%	extreme
February Weather	27°C (82°F)	38 mm (1.5 inches)	81%	extreme
March Weather	27°C (81°F)	81 mm (3.2 inches)	86%	extreme
April Weather	26°C (79°F)	107 mm (4.2 inches)	87%	extreme
May Weather	24°C (76°F)	108 mm (4.3 inches)	86%	extreme
June Weather	23°C (74°F)	93 mm (3.7 inches)	84%	very high
July Weather	22°C (73°F)	77 mm (3.0 inches)	80%	very high
August Weather	23°C (73°F)	56 mm (2.2 inches)	77%	extreme
September Weather	24°C (75°F)	46 mm (1.8 inches)	75%	extreme
October Weather	26°C (78°F)	33 mm (1.3 inches)	72%	extreme
November Weather	26°C (79°F)	73 mm (2.9 inches)	71%	extreme
December Weather	26°C (80°F)	60 mm (2.3 inches)	70%	extreme