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September Weather in Barcarena, Brazil

Last updated: August 22, 2025

In Barcarena, Brazil, the average temperature in September is a warm 28°C (83°F). Expect a minimum of 24°C (76°F) and a maximum of 34°C (93°F), making it an ideal time for outdoor activities. However, be prepared for some rain, as 38 mm (1.5 in) of precipitation falls over about 9 days. With an average humidity of 69%, the weather feels both warm and inviting, perfect for exploring!

September Temperature in Barcarena

In September in Barcarena, the average temperature is 28°C (83°F). Maximum temperatures can reach 34°C (93°F), while minimums can drop to as low as 24°C (76°F). This climate makes Barcarena an ideal destination for travelers seeking warm and pleasant weather.

September Weather in Barcarena: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Barcarena, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Barcarena, September typically has an average temperature of 28°C (83°F), with highs reaching up to 34°C (93°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec807979808181828282838281
Data source: Temperature data for Barcarena 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 Barcarena

In Barcarena in September, the total precipitation amount is 38 mm (1.5 in) spread over a duration of 9 days.

September Precipitation Trends in Barcarena

The chart displays monthly precipitation patterns in Barcarena, 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 Barcarena, September typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec2414564714262851178442382986170
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Barcarena

In Barcarena in September, humidity is 69%. With an average temperature of 28°C (83°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor exploration a bit more strenuous and requiring plenty of hydration and breaks in the shade.

September Average Humidity in Barcarena

This chart illustrates the average monthly humidity levels in Barcarena, 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 Barcarena is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%81%81%85%89%86%81%72%69%69%71%82%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Barcarena

In Barcarena 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 Barcarena.

Maximum UV Index Levels in Barcarena for September

The chart shows the monthly maximum UV Index (UVI) for Barcarena 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 Barcarena typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141416151311111213131313
Data source: Barcarena 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 Barcarena Compares to Other Months

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

This table compares monthly weather conditions in Barcarena, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)241 mm (9.5 inches)89%extreme
February Weather26°C (80°F)456 mm (18.0 inches)81%extreme
March Weather26°C (79°F)471 mm (18.6 inches)81%extreme
April Weather26°C (80°F)426 mm (16.8 inches)85%extreme
May Weather27°C (81°F)285 mm (11.2 inches)89%extreme
June Weather27°C (82°F)117 mm (4.6 inches)86%extreme
July Weather28°C (82°F)84 mm (3.3 inches)81%extreme
August Weather28°C (83°F)42 mm (1.6 inches)72%extreme
September Weather28°C (83°F)38 mm (1.5 inches)69%extreme
October Weather28°C (83°F)29 mm (1.1 inches)69%extreme
November Weather28°C (83°F)86 mm (3.4 inches)71%extreme
December Weather27°C (82°F)170 mm (6.7 inches)82%extreme

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