August Weather in Alterosa, Brazil

Last updated: August 22, 2025

In August, the average temperature in Alterosa, Brazil is a pleasant 19°C (66°F), with a range that sees a minimum of 6°C (43°F) and a maximum of 31°C (89°F). Expect some light rainfall, with 25 mm (1.0 in) of precipitation over about 4 days. With an average humidity of 58%, the climate is generally comfortable for outdoor activities.

August Temperature in Alterosa

In August in Alterosa, the average temperature is 19°C (66°F). The maximum can reach 31°C (89°F), and the minimum can be as low as 6°C (43°F). This makes it a perfect time for travelers to enjoy a variety of outdoor activities while experiencing pleasant weather.

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

The chart illustrates August temperature patterns in Alterosa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alterosa, August typically has an average temperature of 19°C (66°F), with highs reaching up to 31°C (89°F) and lows dropping to around 6°C (43°F).

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

August Precipitation in Alterosa

In Alterosa in August, the precipitation amount is 25 mm (1.0 in) over the course of 4 days.

August Precipitation Trends in Alterosa

The chart displays monthly precipitation patterns in Alterosa, 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 Alterosa, August typically receives around 25 mm (1.0 inches) of precipitation spread over approximately 4 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 Alterosa

In Alterosa in August, humidity is 58%. With an average temperature of 19°C (66°F), this humidity feels like a mild embrace, creating a pleasantly warm atmosphere that's perfect for leisurely strolls and sightseeing adventures.

August Average Humidity in Alterosa

This chart illustrates the average monthly humidity levels in Alterosa, 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 Alterosa is approximately 58%, 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 Alterosa

In Alterosa 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 Alterosa.

Maximum UV Index Levels in Alterosa for August

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

Data source: Alterosa 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 Alterosa Compares to Other Months

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

This table compares monthly weather conditions in Alterosa, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (74°F)	212 mm (8.4 inches)	85%	extreme
February Weather	23°C (74°F)	248 mm (9.8 inches)	87%	extreme
March Weather	23°C (74°F)	172 mm (6.8 inches)	87%	extreme
April Weather	21°C (70°F)	61 mm (2.4 inches)	80%	extreme
May Weather	19°C (66°F)	47 mm (1.8 inches)	74%	very high
June Weather	18°C (65°F)	19 mm (0.7 inches)	72%	high
July Weather	17°C (62°F)	7 mm (0.3 inches)	67%	very high
August Weather	19°C (66°F)	25 mm (1.0 inches)	58%	very high
September Weather	22°C (72°F)	39 mm (1.5 inches)	49%	extreme
October Weather	23°C (73°F)	153 mm (6.0 inches)	36%	extreme
November Weather	22°C (72°F)	205 mm (8.1 inches)	65%	extreme
December Weather	23°C (73°F)	270 mm (10.6 inches)	72%	extreme