January Weather in Barra do Pirai, Brazil

Last updated: August 22, 2025

In January, the average temperature in Barra do Pirai, Brazil hovers around 25°C (78°F). Be prepared for a temperature range that can dip to a minimum of 16°C (62°F) and soar to a maximum of 35°C (95°F). With an average precipitation of 201 mm (7.9 in) spread over 17 days, and a humidity level of 85%, it’s wise to pack your rain gear and stay hydrated!

January Temperature in Barra do Pirai

In January in Barra do Pirai, the average temperature is 25°C (78°F). Maximum temperatures can reach 35°C (95°F), while minimums can drop as low as 16°C (62°F). This climate creates ideal conditions for exploring the outdoors, making it a perfect time to visit for travelers seeking pleasant weather and enjoyable activities.

January Weather in Barra do Pirai: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Barra do Pirai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Barra do Pirai, January typically has an average temperature of 25°C (78°F), with highs reaching up to 35°C (95°F) and lows dropping to around 16°C (62°F).

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

January Precipitation in Barra do Pirai

In Barra do Pirai in January, the precipitation amount is 201 mm (7.9 in) spread over 17 days.

January Precipitation Trends in Barra do Pirai

The chart displays monthly precipitation patterns in Barra do Pirai, 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 Barra do Pirai, January typically receives around 201 mm (7.9 inches) of precipitation spread over approximately 17 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 Barra do Pirai

In Barra do Pirai in January humidity is 85%. With an average temperature of 25°C (78°F), this humidity feels like traveling through a warm, damp blanket that clings to your skin, making even short walks feel exhausting and prompting frequent breaks in the shade or a refreshing drink to stay cool.

January Average Humidity in Barra do Pirai

This chart illustrates the average monthly humidity levels in Barra do Pirai, 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 Barra do Pirai 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 Barra do Pirai

In Barra do Pirai 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 Barra do Pirai.

Maximum UV Index Levels in Barra do Pirai for January

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

Data source: Barra do Pirai 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 Barra do Pirai Compares to Other Months

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

This table compares monthly weather conditions in Barra do Pirai, 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)	201 mm (7.9 inches)	85%	extreme
February Weather	24°C (76°F)	243 mm (9.6 inches)	85%	extreme
March Weather	24°C (76°F)	177 mm (7.0 inches)	86%	extreme
April Weather	22°C (72°F)	76 mm (3.0 inches)	83%	extreme
May Weather	20°C (68°F)	59 mm (2.3 inches)	81%	very high
June Weather	20°C (68°F)	29 mm (1.1 inches)	80%	high
July Weather	18°C (65°F)	20 mm (0.8 inches)	76%	high
August Weather	19°C (66°F)	48 mm (1.9 inches)	73%	very high
September Weather	22°C (72°F)	52 mm (2.0 inches)	68%	extreme
October Weather	22°C (73°F)	117 mm (4.6 inches)	61%	extreme
November Weather	22°C (72°F)	205 mm (8.1 inches)	72%	extreme
December Weather	24°C (75°F)	228 mm (9.0 inches)	75%	extreme