January Weather in Acarau, Brazil

Last updated: August 22, 2025

In Acarau, Brazil, the average temperature for January hovers around 27°C (82°F). You can expect temperatures to range from a minimum of 22°C (73°F) to a maximum of 33°C (92°F). With an average humidity of 87%, be prepared for a warm, tropical feel. Additionally, anticipate 89 mm (3.5 in) of precipitation spread across 19 days, so don’t forget your umbrella!

January Temperature in Acarau

In January, in Acarau, the average temperature is a warm 27°C (82°F), with maximums reaching 33°C (92°F) and minimums dipping to 22°C (73°F). This pleasant weather makes Acarau an ideal destination for travelers seeking a comfortable and enjoyable climate.

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

The chart illustrates January temperature patterns in Acarau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Acarau, January typically has an average temperature of 27°C (82°F), with highs reaching up to 33°C (92°F) and lows dropping to around 22°C (73°F).

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

January Precipitation in Acarau

In Acarau in January, the precipitation amount is 89 mm (3.5 in) over the course of 19 days.

January Precipitation Trends in Acarau

The chart displays monthly precipitation patterns in Acarau, 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 Acarau, January typically receives around 89 mm (3.5 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 Acarau

In Acarau in January, humidity is 87%. With an average temperature of 27°C (82°F), this humidity feels like a warm, heavy blanket enveloping you, making travel feel sticky and draining; it's essential to stay hydrated and take breaks in shaded areas to truly enjoy your exploration.

January Average Humidity in Acarau

This chart illustrates the average monthly humidity levels in Acarau, 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 Acarau is approximately 87%, 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 Acarau

In Acarau in January, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Acarau, you can check here.

Maximum UV Index Levels in Acarau for January

The chart shows the monthly maximum UV Index (UVI) for Acarau 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 Acarau typically reaches 14, which falls under the extreme exposure category.

Data source: Acarau 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 Acarau Compares to Other Months

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

This table compares monthly weather conditions in Acarau, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (82°F)	89 mm (3.5 inches)	87%	extreme
February Weather	27°C (81°F)	243 mm (9.6 inches)	88%	extreme
March Weather	27°C (80°F)	247 mm (9.7 inches)	89%	extreme
April Weather	27°C (81°F)	336 mm (13.2 inches)	90%	extreme
May Weather	27°C (81°F)	143 mm (5.6 inches)	87%	extreme
June Weather	27°C (81°F)	36 mm (1.4 inches)	77%	extreme
July Weather	27°C (82°F)	19 mm (0.7 inches)	62%	extreme
August Weather	28°C (82°F)	4 mm (0.2 inches)	54%	extreme
September Weather	28°C (82°F)	3 mm (0.1 inches)	55%	extreme
October Weather	28°C (83°F)	9 mm (0.3 inches)	58%	extreme
November Weather	28°C (83°F)	15 mm (0.6 inches)	62%	extreme
December Weather	28°C (83°F)	42 mm (1.7 inches)	74%	extreme