September Weather in Curitibanos, Brazil

Last updated: August 22, 2025

In Curitibanos, Brazil, the average temperature in September hovers around 16°C (62°F). While you might enjoy warm days, remember that temperatures can dip as low as 3°C (38°F) and soar to 31°C (89°F). Expect 110 mm (4.3 in) of precipitation spread over approximately 10 days throughout the month, paired with a relatively high average humidity of 75%.

September Temperature in Curitibanos

In September in Curitibanos, the average temperature is 16°C (62°F). Maximum temperatures can reach 31°C (89°F), while minimum temperatures can drop as low as 3°C (38°F). This makes it an ideal time for travelers seeking mild weather with the possibility of warm days and cool nights.

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

The chart illustrates September temperature patterns in Curitibanos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Curitibanos, September typically has an average temperature of 16°C (62°F), with highs reaching up to 31°C (89°F) and lows dropping to around 3°C (38°F).

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

September Precipitation in Curitibanos

In Curitibanos in September, the precipitation amount is 110 mm (4.3 in) over a period of 10 days.

September Precipitation Trends in Curitibanos

The chart displays monthly precipitation patterns in Curitibanos, 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 Curitibanos, September typically receives around 110 mm (4.3 inches) of precipitation spread over approximately 10 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 Curitibanos

In Curitibanos in September, humidity is 75%. With an average temperature of 16°C (62°F), this humidity feels like a heavy blanket wrapping around you, making traveling feel a bit stifling and sticky, as the air clings to your skin and can sap your energy.

September Average Humidity in Curitibanos

This chart illustrates the average monthly humidity levels in Curitibanos, 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 Curitibanos 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 Curitibanos

In Curitibanos 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 Curitibanos.

Maximum UV Index Levels in Curitibanos for September

The chart shows the monthly maximum UV Index (UVI) for Curitibanos 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 Curitibanos typically reaches 11, which falls under the extreme exposure category.

Data source: Curitibanos 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 Curitibanos Compares to Other Months

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

This table compares monthly weather conditions in Curitibanos, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	21°C (70°F)	156 mm (6.1 inches)	85%	extreme
February Weather	20°C (69°F)	110 mm (4.3 inches)	81%	extreme
March Weather	20°C (68°F)	105 mm (4.1 inches)	82%	extreme
April Weather	17°C (63°F)	69 mm (2.7 inches)	84%	extreme
May Weather	14°C (58°F)	119 mm (4.7 inches)	86%	high
June Weather	13°C (56°F)	112 mm (4.4 inches)	84%	moderate
July Weather	12°C (54°F)	49 mm (1.9 inches)	77%	high
August Weather	13°C (56°F)	70 mm (2.7 inches)	70%	very high
September Weather	16°C (62°F)	110 mm (4.3 inches)	75%	extreme
October Weather	17°C (63°F)	147 mm (5.8 inches)	76%	extreme
November Weather	18°C (65°F)	129 mm (5.1 inches)	84%	extreme
December Weather	20°C (68°F)	144 mm (5.7 inches)	88%	extreme