January Weather in Cacoal, Brazil

Last updated: August 22, 2025

In January, the average temperature in Cacoal, Brazil reaches a pleasant 25°C (78°F). Minimum temperatures can dip to 21°C (70°F), while the mercury can rise to a maximum of 34°C (93°F). Expect significant precipitation during this month, with an average of 222 mm (8.7 in) over 24 days. Additionally, humidity levels are high at 88%, making for a lush and vibrant atmosphere.

January Temperature in Cacoal

In January, in Cacoal, the average temperature is 25°C (78°F). The maximum can reach 34°C (93°F) and the minimum can be as low as 21°C (70°F). This pleasant climate makes Cacoal an ideal destination for travelers seeking comfort and warmth.

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

The chart illustrates January temperature patterns in Cacoal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cacoal, January typically has an average temperature of 25°C (78°F), with highs reaching up to 34°C (93°F) and lows dropping to around 21°C (70°F).

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

January Precipitation in Cacoal

In Cacoal in January, the total precipitation amount is 222 mm (8.7 in) over a period of 24 days.

January Precipitation Trends in Cacoal

The chart displays monthly precipitation patterns in Cacoal, 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 Cacoal, January typically receives around 222 mm (8.7 inches) of precipitation spread over approximately 24 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Cacoal

In Cacoal in January, humidity is 88%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities a sweat-drenched challenge and prompting frequent breaks in the shade to cool off.

January Average Humidity in Cacoal

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

In Cacoal 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 Cacoal.

Maximum UV Index Levels in Cacoal for January

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

Data source: Cacoal 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 Cacoal Compares to Other Months

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

This table compares monthly weather conditions in Cacoal, 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)	222 mm (8.7 inches)	88%	extreme
February Weather	25°C (78°F)	330 mm (13.0 inches)	87%	extreme
March Weather	25°C (78°F)	279 mm (11.0 inches)	88%	extreme
April Weather	26°C (78°F)	163 mm (6.4 inches)	89%	extreme
May Weather	25°C (77°F)	70 mm (2.8 inches)	82%	extreme
June Weather	25°C (77°F)	14 mm (0.5 inches)	60%	very high
July Weather	25°C (77°F)	1 mm (0.0 inches)	41%	very high
August Weather	27°C (80°F)	20 mm (0.8 inches)	30%	extreme
September Weather	28°C (82°F)	52 mm (2.0 inches)	24%	extreme
October Weather	27°C (81°F)	121 mm (4.8 inches)	29%	extreme
November Weather	26°C (79°F)	300 mm (11.8 inches)	62%	extreme
December Weather	25°C (78°F)	284 mm (11.2 inches)	83%	extreme