August Weather in Viana, Brazil

Last updated: August 22, 2025

In August, the average temperature in Viana, Brazil is a pleasant 21°C (70°F), with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 29°C (85°F). Expect about 57 mm (2.2 in) of precipitation over 9 days, contributing to an average humidity of 75%. Enjoy the blend of warmth and moisture this month brings!

August Temperature in Viana

In August in Viana, the average temperature is 21°C (70°F). Maximums can reach 29°C (85°F) and minimums can be as low as 14°C (57°F). This pleasant weather makes it a great time for traveling and exploring the outdoors in Viana.

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

The chart illustrates August 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, August typically has an average temperature of 21°C (70°F), with highs reaching up to 29°C (85°F) and lows dropping to around 14°C (57°F).

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

August Precipitation in Viana

In Viana in August, the total precipitation amount is 57 mm (2.2 in) over the course of 9 days.

August Precipitation Trends in Viana

The chart displays monthly precipitation patterns in Viana, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Viana, August typically receives around 57 mm (2.2 inches) of precipitation spread over approximately 9 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Viana

In Viana in August, humidity is 75%. With an average temperature of 21°C (70°F), this humidity feels like a warm, enveloping blanket that makes exploring the area feel slightly sticky, requiring travelers to stay hydrated and take occasional breaks in the shade to fully enjoy their adventures.

August Average Humidity in Viana

This chart illustrates the average monthly humidity levels in Viana, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Viana is approximately 75%, offering insight into how humid the weather typically is during this month.

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

August UV Index in Viana

In Viana in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Viana.

Maximum UV Index Levels in Viana for August

The chart shows the monthly maximum UV Index (UVI) for Viana in August, 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 August, the maximum UV index in Viana typically reaches 10, which falls under the very high exposure category.

Data source: Viana August 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 August 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 August’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 August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (80°F)	76 mm (3.0 inches)	80%	extreme
February Weather	26°C (79°F)	176 mm (6.9 inches)	85%	extreme
March Weather	26°C (79°F)	131 mm (5.2 inches)	86%	extreme
April Weather	24°C (76°F)	120 mm (4.7 inches)	85%	extreme
May Weather	22°C (73°F)	76 mm (3.0 inches)	82%	very high
June Weather	22°C (72°F)	44 mm (1.7 inches)	81%	high
July Weather	21°C (69°F)	31 mm (1.2 inches)	79%	very high
August Weather	21°C (70°F)	57 mm (2.2 inches)	75%	very high
September Weather	23°C (73°F)	65 mm (2.6 inches)	72%	extreme
October Weather	23°C (75°F)	123 mm (4.8 inches)	66%	extreme
November Weather	24°C (75°F)	185 mm (7.3 inches)	69%	extreme
December Weather	25°C (77°F)	188 mm (7.4 inches)	72%	extreme