January Weather in Rio Formoso, Brazil

Last updated: August 22, 2025

In Rio Formoso, Brazil, the average temperature in January is a warm 27°C (81°F), with a comfortable minimum of 22°C (73°F) and a balmy maximum of 33°C (91°F). Expect 53 mm (2.1 in) of precipitation spread across 17 days, contributing to an average humidity of 84%.

January Temperature in Rio Formoso

In January, in Rio Formoso, the average temperature is 27°C (81°F), with maximums reaching 33°C (91°F) and minimums dropping as low as 22°C (73°F). This pleasant climate makes Rio Formoso an inviting destination for travelers seeking warmth and comfort.

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

The chart illustrates January temperature patterns in Rio Formoso, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio Formoso, January typically has an average temperature of 27°C (81°F), with highs reaching up to 33°C (91°F) and lows dropping to around 22°C (73°F).

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

January Precipitation in Rio Formoso

In Rio Formoso in January, the precipitation amount is 53 mm (2.1 in) over a span of 17 days.

January Precipitation Trends in Rio Formoso

The chart displays monthly precipitation patterns in Rio Formoso, 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 Formoso, January typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 17 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Rio Formoso

In Rio Formoso in January humidity is 84%. With an average temperature of 27°C (81°F), this humidity feels like walking through a warm, moist blanket, making travel uncomfortable and sticky, as every step seems to weigh you down with the heavy air.

January Average Humidity in Rio Formoso

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

In Rio Formoso 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 Rio Formoso, you can check here.

Maximum UV Index Levels in Rio Formoso for January

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

Data source: Rio Formoso 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 Formoso Compares to Other Months

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

This table compares monthly weather conditions in Rio Formoso, 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 (81°F)	53 mm (2.1 inches)	84%	extreme
February Weather	27°C (81°F)	67 mm (2.6 inches)	87%	extreme
March Weather	27°C (81°F)	112 mm (4.4 inches)	88%	extreme
April Weather	26°C (80°F)	114 mm (4.5 inches)	89%	extreme
May Weather	26°C (78°F)	132 mm (5.2 inches)	90%	extreme
June Weather	25°C (77°F)	150 mm (5.9 inches)	89%	extreme
July Weather	24°C (75°F)	129 mm (5.1 inches)	86%	extreme
August Weather	24°C (75°F)	91 mm (3.6 inches)	84%	extreme
September Weather	25°C (77°F)	60 mm (2.4 inches)	79%	extreme
October Weather	26°C (79°F)	43 mm (1.7 inches)	74%	extreme
November Weather	27°C (80°F)	45 mm (1.8 inches)	71%	extreme
December Weather	27°C (81°F)	46 mm (1.8 inches)	72%	extreme