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October Weather in Barreiras, Brazil

Last updated: August 22, 2025

In October, the average temperature in Barreiras, Brazil is a warm 28°C (83°F), with a minimum of 18°C (64°F) and a maximum reaching up to 38°C (101°F). Prepare for some occasional rain, as 42 mm (1.6 in) of precipitation can be expected over 6 days. The air remains comfortably dry with an average humidity of just 29%.

October Temperature in Barreiras

In October in Barreiras, the average temperature is 28°C (83°F), with maximums soaring to 38°C (101°F) and minimums dipping to 18°C (64°F). This climate makes it an ideal time for travelers seeking warm weather and outdoor adventures.

October Weather in Barreiras: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Barreiras, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Barreiras, October typically has an average temperature of 28°C (83°F), with highs reaching up to 38°C (101°F) and lows dropping to around 18°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec787777777675747781837978
Data source: Temperature data for Barreiras 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 Barreiras

In Barreiras in October, the total precipitation amount is 42 mm (1.6 in) over a span of 6 days.

October Precipitation Trends in Barreiras

The chart displays monthly precipitation patterns in Barreiras, 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 Barreiras, October typically receives around 42 mm (1.6 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec911931758512112142158196
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Barreiras

In Barreiras in October humidity is 29%. With an average temperature of 28°C (83°F), this humidity feels like a warm embrace, making it quite comfortable for traveling, allowing you to enjoy the sights without being overwhelmed by heat.

October Average Humidity in Barreiras

This chart illustrates the average monthly humidity levels in Barreiras, 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 Barreiras is approximately 29%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%89%91%84%67%54%48%44%37%29%35%56%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Barreiras

In Barreiras 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 Barreiras.

Maximum UV Index Levels in Barreiras for October

The chart shows the monthly maximum UV Index (UVI) for Barreiras 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 Barreiras typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161515141210101213151516
Data source: Barreiras 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 Barreiras Compares to Other Months

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

This table compares monthly weather conditions in Barreiras, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)91 mm (3.6 inches)84%extreme
February Weather25°C (77°F)193 mm (7.6 inches)89%extreme
March Weather25°C (77°F)175 mm (6.9 inches)91%extreme
April Weather25°C (77°F)85 mm (3.3 inches)84%extreme
May Weather25°C (77°F)12 mm (0.5 inches)67%extreme
June Weather24°C (75°F)1 mm (0.0 inches)54%very high
July Weather23°C (74°F)1 mm (0.0 inches)48%very high
August Weather25°C (77°F)2 mm (0.1 inches)44%extreme
September Weather27°C (81°F)1 mm (0.0 inches)37%extreme
October Weather28°C (83°F)42 mm (1.6 inches)29%extreme
November Weather26°C (79°F)158 mm (6.2 inches)35%extreme
December Weather25°C (78°F)196 mm (7.7 inches)56%extreme

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