January Weather in Sao Caetano do Sul, Brazil

Last updated: August 22, 2025

In January, the average temperature in Sao Caetano do Sul, Brazil is a pleasant 23°C (74°F). Expect a minimum of 15°C (59°F) and a maximum that can reach up to 33°C (91°F). Be prepared for some rain, as 192 mm (7.6 in) of precipitation typically falls over 19 days. The weather is quite humid, with an average humidity of 88%, making it feel even warmer.

January Temperature in Sao Caetano do Sul

In January in Sao Caetano do Sul, the average temperature is 23°C (74°F). Maximums can reach 33°C (91°F), and minimums can be as low as 15°C (59°F). This comfortable climate makes Sao Caetano do Sul an ideal destination for travelers looking to enjoy pleasant weather and outdoor activities.

January Weather in Sao Caetano do Sul: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Sao Caetano do Sul, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sao Caetano do Sul, January typically has an average temperature of 23°C (74°F), with highs reaching up to 33°C (91°F) and lows dropping to around 15°C (59°F).

Data source: Temperature data for Sao Caetano do Sul generated using information from the Copernicus Climate Change Service.

January Precipitation in Sao Caetano do Sul

In Sao Caetano do Sul in January, the precipitation amount is 192 mm (7.6 in) spread over 19 days, indicating a relatively wet period for the region.

January Precipitation Trends in Sao Caetano do Sul

The chart displays monthly precipitation patterns in Sao Caetano do Sul, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Sao Caetano do Sul, January typically receives around 192 mm (7.6 inches) of precipitation spread over approximately 19 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Sao Caetano do Sul

In Sao Caetano do Sul in January, humidity is 88%. With an average temperature of 23°C (74°F), this humidity feels like a warm, enveloping blanket, making outdoor activities quickly exhausting and urging travelers to seek shade or refreshing drinks to stay comfortable.

January Average Humidity in Sao Caetano do Sul

This chart illustrates the average monthly humidity levels in Sao Caetano do Sul, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Sao Caetano do Sul is approximately 88%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Sao Caetano do Sul

In Sao Caetano do Sul in January, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Sao Caetano do Sul.

Maximum UV Index Levels in Sao Caetano do Sul for January

The chart shows the monthly maximum UV Index (UVI) for Sao Caetano do Sul in January, 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 January, the maximum UV index in Sao Caetano do Sul typically reaches 16, which falls under the extreme exposure category.

Data source: Sao Caetano do Sul January 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 January Weather in Sao Caetano do Sul Compares to Other Months

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

This table compares monthly weather conditions in Sao Caetano do Sul, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (74°F)	192 mm (7.6 inches)	88%	extreme
February Weather	22°C (73°F)	166 mm (6.5 inches)	88%	extreme
March Weather	22°C (73°F)	147 mm (5.8 inches)	87%	extreme
April Weather	20°C (69°F)	58 mm (2.3 inches)	84%	extreme
May Weather	18°C (65°F)	56 mm (2.2 inches)	79%	very high
June Weather	18°C (64°F)	48 mm (1.9 inches)	77%	high
July Weather	16°C (62°F)	29 mm (1.1 inches)	72%	high
August Weather	17°C (63°F)	64 mm (2.5 inches)	65%	very high
September Weather	20°C (68°F)	47 mm (1.9 inches)	58%	extreme
October Weather	20°C (69°F)	135 mm (5.3 inches)	50%	extreme
November Weather	20°C (69°F)	126 mm (5.0 inches)	75%	extreme
December Weather	22°C (72°F)	150 mm (5.9 inches)	80%	extreme