January Weather in Monteiro, Brazil

Last updated: August 22, 2025

In January, the average temperature in Monteiro, Brazil is a warm 26°C (80°F). Expect a minimum of 19°C (66°F) and a peak of 37°C (99°F). With 20 mm (0.8 in) of precipitation over 4 days, average humidity sits at a comfortable 84%. Get ready to enjoy the warm days and breezy nights!

January Temperature in Monteiro

In January in Monteiro, the average temperature is 26°C (80°F), with maximums reaching up to 37°C (99°F) and minimums dropping as low as 19°C (66°F). It's a great time to visit for warm weather and outdoor activities!

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

The chart illustrates January temperature patterns in Monteiro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Monteiro, January typically has an average temperature of 26°C (80°F), with highs reaching up to 37°C (99°F) and lows dropping to around 19°C (66°F).

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

January Precipitation in Monteiro

In Monteiro in January, the total precipitation amount is 20 mm (0.8 in) spread over a period of 4 days.

January Precipitation Trends in Monteiro

The chart displays monthly precipitation patterns in Monteiro, 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 Monteiro, January typically receives around 20 mm (0.8 inches) of precipitation spread over approximately 4 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 Monteiro

In Monteiro in January, humidity is 84%. With an average temperature of 26°C (80°F), this humidity feels like a warm blanket enveloping you, making travel feel sticky and intense, often leaving you longing for a cool breeze or a shaded spot to escape the heat.

January Average Humidity in Monteiro

This chart illustrates the average monthly humidity levels in Monteiro, 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 Monteiro is approximately 84%, 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 Monteiro

In Monteiro 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 Monteiro, you can check here.

Maximum UV Index Levels in Monteiro for January

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

Data source: Monteiro 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 Monteiro Compares to Other Months

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

This table compares monthly weather conditions in Monteiro, 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 (80°F)	20 mm (0.8 inches)	84%	extreme
February Weather	27°C (80°F)	56 mm (2.2 inches)	87%	extreme
March Weather	26°C (79°F)	99 mm (3.9 inches)	88%	extreme
April Weather	25°C (78°F)	86 mm (3.4 inches)	89%	extreme
May Weather	24°C (76°F)	43 mm (1.7 inches)	90%	extreme
June Weather	23°C (74°F)	19 mm (0.8 inches)	89%	extreme
July Weather	23°C (73°F)	17 mm (0.7 inches)	86%	extreme
August Weather	23°C (74°F)	5 mm (0.2 inches)	84%	extreme
September Weather	25°C (76°F)	3 mm (0.1 inches)	79%	extreme
October Weather	26°C (79°F)	2 mm (0.1 inches)	74%	extreme
November Weather	27°C (80°F)	5 mm (0.2 inches)	71%	extreme
December Weather	27°C (80°F)	10 mm (0.4 inches)	72%	extreme