October Weather in Cotia, Brazil

Last updated: August 22, 2025

In October, the average temperature in Cotia, Brazil hovers around 21°C (70°F), making it a pleasant time to visit. Temperatures can vary, with a minimum of 12°C (53°F) and a maximum reaching up to 37°C (99°F). Expect about 115 mm (4.5 in) of precipitation spread over 15 days, while the average humidity settles at a comfortable 50%. Whether you're savoring outdoor activities or exploring the local culture, this climate offers a delightful experience!

October Temperature in Cotia

In October, in Cotia, the average temperature is 21°C (70°F), making it a pleasant destination for travelers. Maximum temperatures can reach 37°C (99°F), while minimum temperatures can drop to 12°C (53°F), so it's advisable to pack appropriately for both warm days and cooler evenings.

October Weather in Cotia: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Cotia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cotia, October typically has an average temperature of 21°C (70°F), with highs reaching up to 37°C (99°F) and lows dropping to around 12°C (53°F).

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

October Precipitation in Cotia

In Cotia in October, the total precipitation amount is 115 mm (4.5 in) over a span of 15 days.

October Precipitation Trends in Cotia

The chart displays monthly precipitation patterns in Cotia, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Cotia, October typically receives around 115 mm (4.5 inches) of precipitation spread over approximately 15 days.

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

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Millimeters (mm) Inches (in)

October Humidity in Cotia

In Cotia in October humidity is 50%. With average temperature 21°C (70°F), this humidity feels like a comfortable embrace, making it pleasant for traveling while still requiring a light layer for occasional cool breezes.

October Average Humidity in Cotia

This chart illustrates the average monthly humidity levels in Cotia, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Cotia is approximately 50%, offering insight into how humid the weather typically is during this month.

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

October UV Index in Cotia

In Cotia in October, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Cotia.

Maximum UV Index Levels in Cotia for October

The chart shows the monthly maximum UV Index (UVI) for Cotia in October, 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 October, the maximum UV index in Cotia typically reaches 13, which falls under the extreme exposure category.

Data source: Cotia October 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 October Weather in Cotia Compares to Other Months

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

This table compares monthly weather conditions in Cotia, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (74°F)	175 mm (6.9 inches)	88%	extreme
February Weather	22°C (73°F)	159 mm (6.3 inches)	88%	extreme
March Weather	22°C (73°F)	129 mm (5.1 inches)	87%	extreme
April Weather	20°C (69°F)	54 mm (2.1 inches)	84%	extreme
May Weather	18°C (65°F)	46 mm (1.8 inches)	79%	very high
June Weather	18°C (64°F)	46 mm (1.8 inches)	77%	high
July Weather	17°C (62°F)	24 mm (0.9 inches)	72%	high
August Weather	17°C (63°F)	55 mm (2.2 inches)	65%	very high
September Weather	20°C (69°F)	38 mm (1.5 inches)	58%	extreme
October Weather	21°C (70°F)	115 mm (4.5 inches)	50%	extreme
November Weather	21°C (69°F)	119 mm (4.7 inches)	75%	extreme
December Weather	22°C (72°F)	149 mm (5.9 inches)	80%	extreme