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August Weather in Sao Marcos, Brazil

Last updated: August 22, 2025

In August, the average temperature in Sao Marcos, Brazil hovers around 13°C (56°F). Expect some variability, with minimums dipping to -3°C (27°F) and maximums soaring to 29°C (85°F). You might encounter 78 mm (3.1 in) of precipitation over about 8 days, coupled with an average humidity of 77%.

August Temperature in Sao Marcos

In August in Sao Marcos, the average temperature is 13°C (56°F). Maximum temperatures can reach 29°C (85°F), while minimums can drop as low as -3°C (27°F). It's advisable to dress in layers to prepare for the varying temperatures during your travels.

August Weather in Sao Marcos: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Sao Marcos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sao Marcos, August typically has an average temperature of 13°C (56°F), with highs reaching up to 29°C (85°F) and lows dropping to around -3°C (27°F).
JanFebMarAprMayJunJulAugSepOctNovDec706967635755535661636568
Data source: Temperature data for Sao Marcos generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Sao Marcos

In Sao Marcos in August, the total precipitation amount is 78 mm (3.1 in) over the course of 8 days.

August Precipitation Trends in Sao Marcos

The chart displays monthly precipitation patterns in Sao Marcos, 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 Sao Marcos, August typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec158144124901781251347815614213998
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Sao Marcos

In Sao Marcos in August humidity is 77%. With average temperature 13°C (56°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities sweaty and uncomfortable.

August Average Humidity in Sao Marcos

This chart illustrates the average monthly humidity levels in Sao Marcos, 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 Sao Marcos is approximately 77%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%77%79%83%88%86%82%77%80%84%83%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Sao Marcos

In Sao Marcos in August, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Sao Marcos.

Maximum UV Index Levels in Sao Marcos for August

The chart shows the monthly maximum UV Index (UVI) for Sao Marcos 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 Sao Marcos typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15141310655710131415
Data source: Sao Marcos 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 Sao Marcos Compares to Other Months

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

This table compares monthly weather conditions in Sao Marcos, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (71°F)158 mm (6.2 inches)80%extreme
February Weather20°C (69°F)144 mm (5.7 inches)77%extreme
March Weather19°C (67°F)124 mm (4.9 inches)79%extreme
April Weather17°C (63°F)90 mm (3.6 inches)83%very high
May Weather14°C (57°F)178 mm (7.0 inches)88%high
June Weather13°C (55°F)125 mm (4.9 inches)86%moderate
July Weather12°C (53°F)134 mm (5.3 inches)82%moderate
August Weather13°C (56°F)78 mm (3.1 inches)77%high
September Weather16°C (61°F)156 mm (6.1 inches)80%very high
October Weather17°C (63°F)142 mm (5.6 inches)84%extreme
November Weather18°C (65°F)139 mm (5.5 inches)83%extreme
December Weather20°C (69°F)98 mm (3.8 inches)87%extreme

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