January Weather in Guaira, Brazil

Last updated: August 22, 2025

In Guaira, Brazil, the average temperature in January hovers around 26°C (79°F). You can expect lows of 20°C (68°F) and highs reaching up to 35°C (96°F). Prepare for a wet season with approximately 145 mm (5.7 in) of precipitation spread over 15 days, and be ready for a humid atmosphere with an average humidity of 85%.

January Temperature in Guaira

In January in Guaira, the average temperature is 26°C (79°F), with maximums reaching 35°C (96°F) and minimums dropping as low as 20°C (68°F). This pleasant climate makes Guaira an ideal destination for travelers looking to enjoy warm weather and outdoor activities.

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

The chart illustrates January temperature patterns in Guaira, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guaira, January typically has an average temperature of 26°C (79°F), with highs reaching up to 35°C (96°F) and lows dropping to around 20°C (68°F).

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

January Precipitation in Guaira

In Guaira in January, the precipitation amount is 145 mm (5.7 in) spread over the course of 15 days.

January Precipitation Trends in Guaira

The chart displays monthly precipitation patterns in Guaira, 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 Guaira, January typically receives around 145 mm (5.7 inches) of precipitation spread over approximately 15 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 Guaira

In Guaira in January, humidity is 85%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities feel stifling and exhausting for travelers.

January Average Humidity in Guaira

This chart illustrates the average monthly humidity levels in Guaira, 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 Guaira is approximately 85%, 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 Guaira

In Guaira in January, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Guaira.

Maximum UV Index Levels in Guaira for January

The chart shows the monthly maximum UV Index (UVI) for Guaira 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 Guaira typically reaches 16, which falls under the extreme exposure category.

Data source: Guaira 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 Guaira Compares to Other Months

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

This table compares monthly weather conditions in Guaira, 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)	145 mm (5.7 inches)	85%	extreme
February Weather	26°C (79°F)	160 mm (6.3 inches)	87%	extreme
March Weather	26°C (79°F)	100 mm (3.9 inches)	86%	extreme
April Weather	25°C (77°F)	47 mm (1.9 inches)	79%	extreme
May Weather	22°C (73°F)	23 mm (0.9 inches)	68%	very high
June Weather	22°C (72°F)	2 mm (0.1 inches)	60%	high
July Weather	21°C (71°F)	4 mm (0.2 inches)	57%	very high
August Weather	24°C (75°F)	10 mm (0.4 inches)	48%	very high
September Weather	27°C (81°F)	20 mm (0.8 inches)	41%	extreme
October Weather	27°C (81°F)	82 mm (3.2 inches)	35%	extreme
November Weather	26°C (79°F)	164 mm (6.5 inches)	65%	extreme
December Weather	26°C (79°F)	172 mm (6.8 inches)	80%	extreme