January Weather in Pirai, Brazil

Last updated: August 22, 2025

In Pirai, Brazil, the average temperature in January hovers around 25°C (78°F), with a comfortable minimum of 18°C (64°F) and a warm maximum reaching 36°C (96°F). Expect 245 mm (9.6 in) of precipitation spread across 18 days, contributing to an average humidity of 85%. Whether you're exploring the outdoors or enjoying indoor activities, be prepared for a tropical climate!

January Temperature in Pirai

In January in Pirai, the average temperature is 25°C (78°F). Maximum temperatures can reach as high as 36°C (96°F), while the minimum can drop to around 18°C (64°F). This makes Pirai an ideal destination for travelers seeking warm and pleasant weather during this month.

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

The chart illustrates January temperature patterns in Pirai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pirai, January typically has an average temperature of 25°C (78°F), with highs reaching up to 36°C (96°F) and lows dropping to around 18°C (64°F).

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

January Precipitation in Pirai

In Pirai in January, the precipitation amount is 245 mm (9.6 in) occurring over the span of 18 days.

January Precipitation Trends in Pirai

The chart displays monthly precipitation patterns in 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 Pirai, January typically receives around 245 mm (9.6 inches) of precipitation spread over approximately 18 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 Pirai

In 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 Pirai

This chart illustrates the average monthly humidity levels in 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 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 Pirai

In Pirai 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 Pirai.

Maximum UV Index Levels in Pirai for January

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

Data source: 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 Pirai Compares to Other Months

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

This table compares monthly weather conditions in 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)	245 mm (9.6 inches)	85%	extreme
February Weather	24°C (76°F)	246 mm (9.7 inches)	85%	extreme
March Weather	24°C (76°F)	223 mm (8.8 inches)	86%	extreme
April Weather	22°C (73°F)	103 mm (4.1 inches)	83%	extreme
May Weather	20°C (69°F)	75 mm (3.0 inches)	81%	very high
June Weather	20°C (68°F)	40 mm (1.6 inches)	80%	high
July Weather	19°C (66°F)	31 mm (1.2 inches)	76%	high
August Weather	19°C (67°F)	64 mm (2.5 inches)	73%	very high
September Weather	22°C (71°F)	63 mm (2.5 inches)	68%	extreme
October Weather	22°C (73°F)	134 mm (5.3 inches)	61%	extreme
November Weather	22°C (72°F)	190 mm (7.5 inches)	72%	extreme
December Weather	24°C (75°F)	236 mm (9.3 inches)	75%	extreme