July Weather in Viana, Brazil

Last updated: August 22, 2025

The average temperature in Viana, Brazil during July is a warm 27°C (82°F). Expect a comfortable minimum of 21°C (70°F) and a balmy maximum of 34°C (93°F). Be prepared for some rain, with an average precipitation amount of 49 mm (1.9 in) spread over 10 days. Don't forget to stay hydrated—humidity levels hover around 74%!

July Temperature in Viana

In July in Viana, the average temperature is 27°C (82°F). Maximum temperatures can reach 34°C (93°F), while the minimum can dip as low as 21°C (70°F). This makes Viana an ideal destination for travelers seeking warm and pleasant weather during this time of year.

July Weather in Viana: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Viana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Viana, July typically has an average temperature of 27°C (82°F), with highs reaching up to 34°C (93°F) and lows dropping to around 21°C (70°F).

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

July Precipitation in Viana

In Viana in July, the total precipitation amount is 49 mm (1.9 in) over the course of 10 days.

July Precipitation Trends in Viana

The chart displays monthly precipitation patterns in Viana, 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 Viana, July typically receives around 49 mm (1.9 inches) of precipitation spread over approximately 10 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

July Humidity in Viana

In Viana in July, humidity is 74%. With an average temperature of 27°C (82°F), this humidity makes traveling feel quite sticky and oppressive, making it essential to stay hydrated and seek shade frequently.

July Average Humidity in Viana

This chart illustrates the average monthly humidity levels in Viana, 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 Viana is approximately 74%, 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 Viana

In Viana in July, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Viana.

Maximum UV Index Levels in Viana for July

The chart shows the monthly maximum UV Index (UVI) for Viana 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 Viana typically reaches 11, which falls under the extreme exposure category.

Data source: Viana 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 Viana Compares to Other Months

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

This table compares monthly weather conditions in Viana, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	201 mm (7.9 inches)	92%	extreme
February Weather	27°C (81°F)	336 mm (13.2 inches)	90%	extreme
March Weather	27°C (81°F)	421 mm (16.6 inches)	88%	extreme
April Weather	27°C (81°F)	402 mm (15.8 inches)	93%	extreme
May Weather	28°C (82°F)	185 mm (7.3 inches)	91%	extreme
June Weather	28°C (82°F)	72 mm (2.9 inches)	84%	extreme
July Weather	27°C (82°F)	49 mm (1.9 inches)	74%	extreme
August Weather	28°C (83°F)	19 mm (0.7 inches)	61%	extreme
September Weather	29°C (84°F)	17 mm (0.7 inches)	55%	extreme
October Weather	29°C (84°F)	30 mm (1.2 inches)	56%	extreme
November Weather	29°C (84°F)	68 mm (2.7 inches)	61%	extreme
December Weather	28°C (83°F)	117 mm (4.6 inches)	82%	extreme