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September Weather in Barra de Santo Antonio, Brazil

Last updated: August 22, 2025

In Barra de Santo Antonio, Brazil, the average temperature in September hovers around 25°C (77°F), providing a pleasant climate for outdoor activities. Temperatures can dip to a minimum of 22°C (72°F) and peak at a comfortable 28°C (82°F). Keep in mind that this month sees 74 mm (2.9 in) of precipitation spread over 24 days, with an average humidity of 79%. Enjoy the warm but occasionally damp weather!

September Temperature in Barra de Santo Antonio

In September in Barra de Santo Antonio, the average temperature is 25°C (77°F). Maximum temperatures can reach 28°C (82°F), while minimums can drop to as low as 22°C (72°F). This mild and pleasant climate makes it an ideal destination for travelers seeking a comfortable getaway.

September Weather in Barra de Santo Antonio: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Barra de Santo Antonio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Barra de Santo Antonio, September typically has an average temperature of 25°C (77°F), with highs reaching up to 28°C (82°F) and lows dropping to around 22°C (72°F).
JanFebMarAprMayJunJulAugSepOctNovDec798080807978777677787979
Data source: Temperature data for Barra de Santo Antonio 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.

September Precipitation in Barra de Santo Antonio

In Barra de Santo Antonio in September, the precipitation amount is 74 mm (2.9 in), occurring over the course of 24 days.

September Precipitation Trends in Barra de Santo Antonio

The chart displays monthly precipitation patterns in Barra de Santo Antonio, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Barra de Santo Antonio, September typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec686716116120119019011574534957
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Barra de Santo Antonio

In Barra de Santo Antonio in September, humidity is 79%. With an average temperature of 25°C (77°F), this humidity feels like a warm blanket wrapping around you, making travel feel slightly sluggish but pleasantly tropical.

September Average Humidity in Barra de Santo Antonio

This chart illustrates the average monthly humidity levels in Barra de Santo Antonio, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Barra de Santo Antonio is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%87%88%89%90%89%86%84%79%74%71%72%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Barra de Santo Antonio

In Barra de Santo Antonio in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Barra de Santo Antonio.

Maximum UV Index Levels in Barra de Santo Antonio for September

The chart shows the monthly maximum UV Index (UVI) for Barra de Santo Antonio in September, 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 September, the maximum UV index in Barra de Santo Antonio typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141414141210101213131414
Data source: Barra de Santo Antonio September 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 September Weather in Barra de Santo Antonio Compares to Other Months

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

This table compares monthly weather conditions in Barra de Santo Antonio, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)68 mm (2.7 inches)84%extreme
February Weather27°C (80°F)67 mm (2.6 inches)87%extreme
March Weather27°C (80°F)161 mm (6.3 inches)88%extreme
April Weather27°C (80°F)161 mm (6.3 inches)89%extreme
May Weather26°C (79°F)200 mm (7.9 inches)90%extreme
June Weather25°C (78°F)190 mm (7.5 inches)89%very high
July Weather25°C (77°F)190 mm (7.5 inches)86%very high
August Weather24°C (76°F)115 mm (4.5 inches)84%extreme
September Weather25°C (77°F)74 mm (2.9 inches)79%extreme
October Weather26°C (78°F)53 mm (2.1 inches)74%extreme
November Weather26°C (79°F)49 mm (1.9 inches)71%extreme
December Weather26°C (80°F)57 mm (2.3 inches)72%extreme

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