January Weather in Cacu, Brazil

Last updated: August 22, 2025

In January, the average temperature in Cacu, Brazil hovers around 25°C (78°F). Expect a comfortable minimum of 19°C (67°F), while highs can reach up to 35°C (95°F). With an average precipitation of 143 mm (5.6 in) over 18 days, the air is notably humid, with an average humidity level of 86%.

January Temperature in Cacu

In January in Cacu, the average temperature is 25°C (78°F), with maximums reaching 35°C (95°F) and minimums dropping to 19°C (67°F). This makes it an ideal time for travelers to enjoy warm weather while exploring the attractions and natural beauty of Cacu.

January Weather in Cacu: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Cacu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cacu, January typically has an average temperature of 25°C (78°F), with highs reaching up to 35°C (95°F) and lows dropping to around 19°C (67°F).

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

January Precipitation in Cacu

In Cacu in January, the total precipitation amount is 143 mm (5.6 in) recorded over a span of 18 days.

January Precipitation Trends in Cacu

The chart displays monthly precipitation patterns in Cacu, 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 Cacu, January typically receives around 143 mm (5.6 inches) of precipitation spread over approximately 18 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 Cacu

In Cacu in January, humidity is 86%. With an average temperature of 25°C (78°F), this humidity feels like a warm, damp blanket wrapping around you, making outdoor activities challenging and potentially uncomfortable for traveling.

January Average Humidity in Cacu

This chart illustrates the average monthly humidity levels in Cacu, 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 Cacu is approximately 86%, 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 Cacu

In Cacu in January, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Cacu.

Maximum UV Index Levels in Cacu for January

The chart shows the monthly maximum UV Index (UVI) for Cacu 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 Cacu typically reaches 15, which falls under the extreme exposure category.

Data source: Cacu 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 Cacu Compares to Other Months

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

This table compares monthly weather conditions in Cacu, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (78°F)	143 mm (5.6 inches)	86%	extreme
February Weather	25°C (78°F)	173 mm (6.8 inches)	87%	extreme
March Weather	25°C (78°F)	127 mm (5.0 inches)	87%	extreme
April Weather	24°C (76°F)	68 mm (2.7 inches)	81%	extreme
May Weather	22°C (72°F)	21 mm (0.8 inches)	71%	very high
June Weather	22°C (72°F)	3 mm (0.1 inches)	63%	very high
July Weather	21°C (70°F)	1 mm (0.1 inches)	57%	very high
August Weather	24°C (75°F)	10 mm (0.4 inches)	47%	extreme
September Weather	27°C (82°F)	21 mm (0.8 inches)	39%	extreme
October Weather	27°C (81°F)	100 mm (3.9 inches)	34%	extreme
November Weather	26°C (78°F)	193 mm (7.6 inches)	64%	extreme
December Weather	26°C (78°F)	182 mm (7.2 inches)	84%	extreme