July Weather in Tres Rios, Brazil

Last updated: August 22, 2025

In July, the average temperature in Tres Rios, Brazil is a comfortable 18°C (64°F), with a minimum dipping to 5°C (42°F) and a maximum reaching up to 30°C (86°F). During this month, expect a mild precipitation amount of 11 mm (0.4 in) over just 2 days, and enjoy an average humidity of 76% to keep things feeling fresh.

July Temperature in Tres Rios

In July in Tres Rios, the average temperature is 18°C (64°F). Maximum temperatures can reach 30°C (86°F), while minimums can drop as low as 5°C (42°F). This makes Tres Rios an ideal destination for travelers seeking a pleasant climate for outdoor activities and exploration.

July Weather in Tres Rios: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Tres Rios, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tres Rios, July typically has an average temperature of 18°C (64°F), with highs reaching up to 30°C (86°F) and lows dropping to around 5°C (42°F).

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

July Precipitation in Tres Rios

In Tres Rios in July, the precipitation amount is 11 mm (0.4 in) over the course of 2 days.

July Precipitation Trends in Tres Rios

The chart displays monthly precipitation patterns in Tres Rios, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Tres Rios, July typically receives around 11 mm (0.4 inches) of precipitation spread over approximately 2 days.

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

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Millimeters (mm) Inches (in)

July Humidity in Tres Rios

In Tres Rios in July, humidity is 76%. With an average temperature of 18°C (64°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities feel steamy and invigorating—perfect for exploring charming streets, though you might want to take breaks in the shade.

July Average Humidity in Tres Rios

This chart illustrates the average monthly humidity levels in Tres Rios, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Tres Rios is approximately 76%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Tres Rios

In Tres Rios in July, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Tres Rios.

Maximum UV Index Levels in Tres Rios for July

The chart shows the monthly maximum UV Index (UVI) for Tres Rios in July, 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 July, the maximum UV index in Tres Rios typically reaches 8, which falls under the very high exposure category.

Data source: Tres Rios July 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 July Weather in Tres Rios Compares to Other Months

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

This table compares monthly weather conditions in Tres Rios, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (77°F)	120 mm (4.7 inches)	85%	extreme
February Weather	24°C (75°F)	211 mm (8.3 inches)	85%	extreme
March Weather	24°C (75°F)	143 mm (5.6 inches)	86%	extreme
April Weather	22°C (72°F)	48 mm (1.9 inches)	83%	extreme
May Weather	20°C (68°F)	36 mm (1.4 inches)	81%	very high
June Weather	19°C (67°F)	19 mm (0.7 inches)	80%	high
July Weather	18°C (64°F)	11 mm (0.4 inches)	76%	very high
August Weather	18°C (66°F)	37 mm (1.4 inches)	73%	very high
September Weather	22°C (71°F)	45 mm (1.8 inches)	68%	extreme
October Weather	22°C (72°F)	107 mm (4.2 inches)	61%	extreme
November Weather	22°C (72°F)	203 mm (8.0 inches)	72%	extreme
December Weather	23°C (74°F)	202 mm (7.9 inches)	75%	extreme