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October Weather in Barro Alto, Brazil

Last updated: August 22, 2025

The average temperature in Barro Alto, Brazil during October hovers around 27°C (82°F), with minimums dipping to 17°C (63°F) and maximums soaring to a sweltering 40°C (105°F). Expect precipitation of about 93 mm (3.7 in) spread over 11 days, while the average humidity remains quite low at just 26%.

October Temperature in Barro Alto

In October in Barro Alto, the average temperature is 27°C (82°F). The maximum can reach 40°C (105°F), while the minimum can drop to as low as 17°C (63°F). It's an ideal time to visit for those who enjoy warm weather and sunny days.

October Weather in Barro Alto: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Barro Alto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Barro Alto, October typically has an average temperature of 27°C (82°F), with highs reaching up to 40°C (105°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec777677777674737882817777
Data source: Temperature data for Barro Alto 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 Barro Alto

In Barro Alto in October, the precipitation amount is 93 mm (3.7 in) over the course of 11 days, indicating that rain is expected to be fairly frequent during that time.

October Precipitation Trends in Barro Alto

The chart displays monthly precipitation patterns in Barro Alto, 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 Barro Alto, October typically receives around 93 mm (3.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec142254164829101593199250
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Barro Alto

In Barro Alto in October, humidity is 26%. With an average temperature of 27°C (82°F), this humidity feels like a warm blanket wrapping around you, making it perfect for leisurely strolls and outdoor adventures without feeling overly sticky or uncomfortable.

October Average Humidity in Barro Alto

This chart illustrates the average monthly humidity levels in Barro Alto, 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 Barro Alto is approximately 26%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%90%90%82%65%59%53%44%34%26%50%70%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Barro Alto

In Barro Alto in October, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Barro Alto.

Maximum UV Index Levels in Barro Alto for October

The chart shows the monthly maximum UV Index (UVI) for Barro Alto 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 Barro Alto typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16151413119101213151516
Data source: Barro Alto 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 Barro Alto Compares to Other Months

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

This table compares monthly weather conditions in Barro Alto, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)142 mm (5.6 inches)86%extreme
February Weather24°C (76°F)254 mm (10.0 inches)89%extreme
March Weather25°C (77°F)164 mm (6.5 inches)90%extreme
April Weather25°C (77°F)82 mm (3.2 inches)82%extreme
May Weather24°C (76°F)9 mm (0.4 inches)65%extreme
June Weather23°C (74°F)1 mm (0.0 inches)59%very high
July Weather23°C (73°F)0 mm (0.0 inches)53%very high
August Weather25°C (78°F)1 mm (0.1 inches)44%extreme
September Weather28°C (82°F)5 mm (0.2 inches)34%extreme
October Weather27°C (82°F)93 mm (3.7 inches)26%extreme
November Weather25°C (77°F)199 mm (7.8 inches)50%extreme
December Weather25°C (77°F)250 mm (9.9 inches)70%extreme

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