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August Weather in Sao Joao da Boa Vista, Brazil

Last updated: August 22, 2025

In August, the average temperature in Sao Joao da Boa Vista, Brazil is a pleasant 19°C (66°F). However, temperatures can vary significantly, dropping to a chilly 5°C (41°F) at night and soaring to a warm 32°C (89°F) during the day. Expect 31 mm (1.2 in) of rainfall spread over 4 days, contributing to an average humidity of 65%. Whether you're basking in the sun or enjoying a gentle breeze, Sao Joao da Boa Vista offers a delightful climate to explore!

August Temperature in Sao Joao da Boa Vista

In August in Sao Joao da Boa Vista, the average temperature is 19°C (66°F), with maximums that can reach 32°C (89°F) and minimums that can drop as low as 5°C (41°F). Be sure to pack layers to comfortably enjoy the varied temperatures during your travels.

August Weather in Sao Joao da Boa Vista: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Sao Joao da Boa Vista, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sao Joao da Boa Vista, August typically has an average temperature of 19°C (66°F), with highs reaching up to 32°C (89°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec747373706564636673737273
Data source: Temperature data for Sao Joao da Boa Vista 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 Joao da Boa Vista

In Sao Joao da Boa Vista in August, the total precipitation amount is 31 mm (1.2 in) over a span of 4 days.

August Precipitation Trends in Sao Joao da Boa Vista

The chart displays monthly precipitation patterns in Sao Joao da Boa Vista, 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 Joao da Boa Vista, August typically receives around 31 mm (1.2 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec214186146604617103139130159192
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Sao Joao da Boa Vista

In Sao Joao da Boa Vista in August humidity is 65%. With an average temperature of 19°C (66°F), this humidity feels like a warm embrace, making outdoor activities refreshing but slightly sticky, so it's advisable to stay hydrated and take breaks in shaded areas while exploring.

August Average Humidity in Sao Joao da Boa Vista

This chart illustrates the average monthly humidity levels in Sao Joao da Boa Vista, 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 Joao da Boa Vista is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%84%79%77%72%65%58%50%75%80%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Sao Joao da Boa Vista

In Sao Joao da Boa Vista 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 Sao Joao da Boa Vista.

Maximum UV Index Levels in Sao Joao da Boa Vista for August

The chart shows the monthly maximum UV Index (UVI) for Sao Joao da Boa Vista 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 Joao da Boa Vista typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161613118781012141516
Data source: Sao Joao da Boa Vista 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 Joao da Boa Vista Compares to Other Months

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

This table compares monthly weather conditions in Sao Joao da Boa Vista, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather23°C (74°F)214 mm (8.4 inches)88%extreme
February Weather23°C (74°F)186 mm (7.3 inches)88%extreme
March Weather23°C (74°F)146 mm (5.7 inches)87%extreme
April Weather21°C (70°F)59 mm (2.3 inches)84%extreme
May Weather18°C (65°F)46 mm (1.8 inches)79%very high
June Weather18°C (65°F)17 mm (0.7 inches)77%high
July Weather17°C (63°F)10 mm (0.4 inches)72%very high
August Weather19°C (66°F)31 mm (1.2 inches)65%very high
September Weather23°C (73°F)39 mm (1.5 inches)58%extreme
October Weather23°C (74°F)130 mm (5.1 inches)50%extreme
November Weather22°C (73°F)159 mm (6.3 inches)75%extreme
December Weather23°C (74°F)192 mm (7.6 inches)80%extreme

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