August Weather in Grajau, Brazil

Last updated: August 22, 2025

In Grajau, Brazil, the average temperature in August hovers around a warm 28°C (83°F). Expect a minimum of 17°C (63°F) and a maximum that can reach up to 37°C (99°F). With only 2 mm (0.1 in) of precipitation over 0 days, you can anticipate plenty of sunshine and an average humidity of 53%. Perfect weather for outdoor adventures!

August Temperature in Grajau

In August in Grajau, the average temperature is 28°C (83°F), with maximums reaching 37°C (99°F) and minimums dropping as low as 17°C (63°F). This warm climate makes Grajau an ideal destination for travelers seeking sunny weather and pleasant outdoor activities.

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

The chart illustrates August temperature patterns in Grajau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grajau, August typically has an average temperature of 28°C (83°F), with highs reaching up to 37°C (99°F) and lows dropping to around 17°C (63°F).

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

August Precipitation in Grajau

In Grajau in August, the precipitation amount is 2 mm (0.1 in) during a span of 0 days.

August Precipitation Trends in Grajau

The chart displays monthly precipitation patterns in Grajau, 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 Grajau, August typically receives around 2 mm (0.1 inches) of precipitation spread over approximately 0 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

August Humidity in Grajau

In Grajau in August, humidity is 53%. With an average temperature of 28°C (83°F), this humidity feels like a warm embrace, creating an atmosphere that is comfortable for outdoor activities yet may require a light breeze or a cooling drink to fully enjoy.

August Average Humidity in Grajau

This chart illustrates the average monthly humidity levels in Grajau, 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 Grajau is approximately 53%, 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 Grajau

In Grajau in August, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Grajau.

Maximum UV Index Levels in Grajau for August

The chart shows the monthly maximum UV Index (UVI) for Grajau 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 Grajau typically reaches 12, which falls under the extreme exposure category.

Data source: Grajau 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 Grajau Compares to Other Months

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

This table compares monthly weather conditions in Grajau, 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)	122 mm (4.8 inches)	91%	extreme
February Weather	26°C (80°F)	214 mm (8.4 inches)	91%	extreme
March Weather	26°C (79°F)	193 mm (7.6 inches)	91%	extreme
April Weather	27°C (80°F)	146 mm (5.8 inches)	94%	extreme
May Weather	27°C (81°F)	45 mm (1.8 inches)	89%	extreme
June Weather	27°C (81°F)	4 mm (0.2 inches)	80%	extreme
July Weather	27°C (81°F)	3 mm (0.1 inches)	66%	extreme
August Weather	28°C (83°F)	2 mm (0.1 inches)	53%	extreme
September Weather	29°C (84°F)	9 mm (0.4 inches)	46%	extreme
October Weather	29°C (84°F)	36 mm (1.4 inches)	45%	extreme
November Weather	28°C (82°F)	88 mm (3.4 inches)	53%	extreme
December Weather	27°C (82°F)	124 mm (4.9 inches)	82%	extreme