January Weather in Riachao, Brazil

Last updated: August 22, 2025

In January, the average temperature in Riachao, Brazil is a warm 25°C (78°F). Temperature fluctuations can range from a minimum of 20°C (69°F) to a toasty maximum of 34°C (93°F). Prepare for some rain, as precipitation typically amounts to 186 mm (7.3 in) over 22 days. With an average humidity of 90%, expect a tropical atmosphere during your stay!

January Temperature in Riachao

In January in Riachao, the average temperature is 25°C (78°F). Maximums can reach 34°C (93°F), while minimums can drop to as low as 20°C (69°F). This pleasant weather makes it an ideal time for outdoor activities and exploration.

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

The chart illustrates January temperature patterns in Riachao, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Riachao, January typically has an average temperature of 25°C (78°F), with highs reaching up to 34°C (93°F) and lows dropping to around 20°C (69°F).

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

January Precipitation in Riachao

In Riachao in January, the total precipitation amount reaches 186 mm (7.3 in) over the course of 22 days.

January Precipitation Trends in Riachao

The chart displays monthly precipitation patterns in Riachao, 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 Riachao, January typically receives around 186 mm (7.3 inches) of precipitation spread over approximately 22 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 Riachao

In Riachao in January, humidity is 90%. With an average temperature of 25°C (78°F), this humidity feels like walking through a warm, intangible blanket that clings to your skin, making every step a challenge as you navigate the thick, steamy air while traveling.

January Average Humidity in Riachao

This chart illustrates the average monthly humidity levels in Riachao, 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 Riachao is approximately 90%, 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 Riachao

In Riachao 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 Riachao.

Maximum UV Index Levels in Riachao for January

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

Data source: Riachao 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 Riachao Compares to Other Months

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

This table compares monthly weather conditions in Riachao, 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)	186 mm (7.3 inches)	90%	extreme
February Weather	25°C (78°F)	309 mm (12.2 inches)	91%	extreme
March Weather	26°C (78°F)	272 mm (10.7 inches)	93%	extreme
April Weather	26°C (79°F)	180 mm (7.1 inches)	92%	extreme
May Weather	27°C (81°F)	34 mm (1.4 inches)	86%	extreme
June Weather	27°C (80°F)	3 mm (0.1 inches)	76%	extreme
July Weather	27°C (80°F)	3 mm (0.1 inches)	61%	extreme
August Weather	28°C (83°F)	3 mm (0.1 inches)	50%	extreme
September Weather	29°C (85°F)	6 mm (0.2 inches)	41%	extreme
October Weather	28°C (83°F)	62 mm (2.4 inches)	37%	extreme
November Weather	26°C (80°F)	176 mm (6.9 inches)	48%	extreme
December Weather	26°C (79°F)	204 mm (8.0 inches)	76%	extreme