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October Weather in Sao Joao da Boa Vista, Brazil

Last updated: August 22, 2025

In Sao Joao da Boa Vista, Brazil, the average temperature in October hovers around 23°C (74°F). While the mercury can dip as low as 13°C (56°F), it can also rise to a sizzling 36°C (97°F). Expect about 130 mm (5.1 in) of precipitation spread over 15 days, and don't forget, the average humidity sits at a comfortable 50%.

October Temperature in Sao Joao da Boa Vista

In October in Sao Joao da Boa Vista, the average temperature is 23°C (74°F). Maximum can reach 36°C (97°F) and minimum can be as low as 13°C (56°F). This mild climate makes it an ideal destination for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates October 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, October typically has an average temperature of 23°C (74°F), with highs reaching up to 36°C (97°F) and lows dropping to around 13°C (56°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.

October Precipitation in Sao Joao da Boa Vista

In Sao Joao da Boa Vista in October, the total precipitation amount is 130 mm (5.1 in) over the course of 15 days.

October 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 October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Sao Joao da Boa Vista, October typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec214186146604617103139130159192
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Sao Joao da Boa Vista

In Sao Joao da Boa Vista in October, humidity is 50%. With an average temperature of 23°C (74°F), this humidity feels like a refreshing embrace, making it comfortable for traveling as long as you stay hydrated and take breaks in the shade.

October Average Humidity in Sao Joao da Boa Vista

This chart illustrates the average monthly humidity levels in Sao Joao da Boa Vista, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Sao Joao da Boa Vista is approximately 50%, 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 October generated using information from the Copernicus Climate Change Service.

October UV Index in Sao Joao da Boa Vista

In Sao Joao da Boa Vista in October, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Sao Joao da Boa Vista, you can check here.

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

The chart shows the monthly maximum UV Index (UVI) for Sao Joao da Boa Vista in October, 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 October, the maximum UV index in Sao Joao da Boa Vista typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161613118781012141516
Data source: Sao Joao da Boa Vista October 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 October 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 October’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 October’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

Compare Sao Joao da Boa Vista's Climate with Cities Worldwide