January Weather in Tonantins, Brazil

Last updated: August 22, 2025

In January, the average temperature in Tonantins, Brazil hovers around 26°C (79°F), creating a warm and inviting atmosphere. Expect a minimum temperature of 22°C (72°F) and a maximum that can soar up to 34°C (93°F). With precipitation totaling 286 mm (11.3 in) across 22 days, don't forget your umbrella! Humidity levels are high, averaging at a sticky 83%.

January Temperature in Tonantins

In January, in Tonantins, the average temperature is 26°C (79°F), with maximums reaching 34°C (93°F) and minimums dropping as low as 22°C (72°F). This pleasant climate makes Tonantins an ideal destination for travelers looking to enjoy warm weather and outdoor activities.

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

The chart illustrates January temperature patterns in Tonantins, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tonantins, January typically has an average temperature of 26°C (79°F), with highs reaching up to 34°C (93°F) and lows dropping to around 22°C (72°F).

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

January Precipitation in Tonantins

In Tonantins in January, the total precipitation amount reaches 286 mm (11.3 in) over the course of 22 days.

January Precipitation Trends in Tonantins

The chart displays monthly precipitation patterns in Tonantins, 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 Tonantins, January typically receives around 286 mm (11.3 inches) of precipitation spread over approximately 22 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 Tonantins

In Tonantins in January, humidity is 83%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket enveloping you, making travel an exercise in endurance as the air clings to your skin and saps your energy.

January Average Humidity in Tonantins

This chart illustrates the average monthly humidity levels in Tonantins, 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 Tonantins is approximately 83%, 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 Tonantins

In Tonantins 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 Tonantins.

Maximum UV Index Levels in Tonantins for January

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

Data source: Tonantins 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 Tonantins Compares to Other Months

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

This table compares monthly weather conditions in Tonantins, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	286 mm (11.3 inches)	83%	extreme
February Weather	26°C (79°F)	282 mm (11.1 inches)	74%	extreme
March Weather	26°C (79°F)	340 mm (13.4 inches)	76%	extreme
April Weather	26°C (79°F)	344 mm (13.5 inches)	86%	extreme
May Weather	26°C (78°F)	322 mm (12.7 inches)	90%	extreme
June Weather	25°C (78°F)	206 mm (8.1 inches)	85%	extreme
July Weather	25°C (78°F)	158 mm (6.2 inches)	71%	extreme
August Weather	26°C (79°F)	107 mm (4.2 inches)	48%	extreme
September Weather	27°C (80°F)	131 mm (5.1 inches)	38%	extreme
October Weather	27°C (80°F)	198 mm (7.8 inches)	43%	extreme
November Weather	26°C (80°F)	252 mm (9.9 inches)	66%	extreme
December Weather	26°C (79°F)	328 mm (12.9 inches)	87%	extreme