January Weather in Rio Bonito, Brazil

Last updated: August 22, 2025

In January, the average temperature in Rio Bonito, Brazil hovers around 27°C (80°F). The climate can vary, with minimum temperatures dropping to 20°C (68°F) and maximums reaching up to 35°C (95°F). Expect a fair amount of rain, with total precipitation around 159 mm (6.2 in) spread over 14 days, contributing to a relatively high average humidity of 85%.

January Temperature in Rio Bonito

In January, in Rio Bonito, the average temperature is 27°C (80°F), with maximums reaching up to 35°C (95°F) and minimums dipping as low as 20°C (68°F). This warm climate makes Rio Bonito an ideal destination for travelers seeking enjoyable outdoor activities and sunny adventures.

January Weather in Rio Bonito: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Rio Bonito, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio Bonito, January typically has an average temperature of 27°C (80°F), with highs reaching up to 35°C (95°F) and lows dropping to around 20°C (68°F).

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

January Precipitation in Rio Bonito

In Rio Bonito in January, the precipitation amount is 159 mm (6.2 in) during 14 days, indicating a fairly wet period.

January Precipitation Trends in Rio Bonito

The chart displays monthly precipitation patterns in Rio Bonito, 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 Rio Bonito, January typically receives around 159 mm (6.2 inches) of precipitation spread over approximately 14 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 Rio Bonito

In Rio Bonito in January, humidity is 85%. With an average temperature of 27°C (80°F), this humidity feels like a warm blanket wrapped around you, making travel feel sticky and heavy, but also inviting you to seek out refreshing drinks and cool shade.

January Average Humidity in Rio Bonito

This chart illustrates the average monthly humidity levels in Rio Bonito, 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 Rio Bonito 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 Rio Bonito

In Rio Bonito 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 Rio Bonito.

Maximum UV Index Levels in Rio Bonito for January

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

Data source: Rio Bonito 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 Rio Bonito Compares to Other Months

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

This table compares monthly weather conditions in Rio Bonito, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (80°F)	159 mm (6.2 inches)	85%	extreme
February Weather	26°C (79°F)	208 mm (8.2 inches)	85%	extreme
March Weather	26°C (79°F)	199 mm (7.8 inches)	86%	extreme
April Weather	24°C (76°F)	103 mm (4.0 inches)	83%	extreme
May Weather	22°C (72°F)	75 mm (3.0 inches)	81%	very high
June Weather	22°C (71°F)	46 mm (1.8 inches)	80%	high
July Weather	20°C (69°F)	31 mm (1.2 inches)	76%	high
August Weather	21°C (69°F)	68 mm (2.7 inches)	73%	very high
September Weather	23°C (73°F)	66 mm (2.6 inches)	68%	extreme
October Weather	23°C (74°F)	118 mm (4.7 inches)	61%	extreme
November Weather	23°C (74°F)	211 mm (8.3 inches)	72%	extreme
December Weather	25°C (77°F)	222 mm (8.7 inches)	75%	extreme