September Weather in Bariri, Brazil

Last updated: August 22, 2025

In September, the average temperature in Bariri, Brazil is a pleasant 25°C (78°F). Expect a range where the minimum can dip to 11°C (53°F), while highs may soar up to 39°C (102°F). With an average humidity of 54% and 25 mm (1.0 in) of precipitation spread over just 3 days, the climate remains quite manageable for outdoor activities.

September Temperature in Bariri

In September in Bariri, the average temperature is 25°C (78°F). Maximum can reach 39°C (102°F) and minimum can be as low as 11°C (53°F). For an enjoyable travel experience, be sure to pack layers to accommodate the warm days and cooler nights.

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

The chart illustrates September temperature patterns in Bariri, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bariri, September typically has an average temperature of 25°C (78°F), with highs reaching up to 39°C (102°F) and lows dropping to around 11°C (53°F).

Data source: Temperature data for Bariri generated using information from the Copernicus Climate Change Service.

September Precipitation in Bariri

In Bariri in September, the precipitation amount is 25 mm (1.0 in) over the course of 3 days.

September Precipitation Trends in Bariri

The chart displays monthly precipitation patterns in Bariri, 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 Bariri, September typically receives around 25 mm (1.0 inches) of precipitation spread over approximately 3 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Bariri

In Bariri in September humidity is 54%. With an average temperature of 25°C (78°F), this humidity feels like a warm, balmy embrace, making it ideal for leisurely strolls and outdoor adventures, but travelers may want to stay hydrated and take breaks in the shade to fully enjoy the experience.

September Average Humidity in Bariri

This chart illustrates the average monthly humidity levels in Bariri, 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 Bariri is approximately 54%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Bariri

In Bariri in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Bariri.

Maximum UV Index Levels in Bariri for September

The chart shows the monthly maximum UV Index (UVI) for Bariri 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 Bariri typically reaches 11, which falls under the extreme exposure category.

Data source: Bariri 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 Bariri Compares to Other Months

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

This table compares monthly weather conditions in Bariri, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	166 mm (6.6 inches)	88%	extreme
February Weather	26°C (79°F)	120 mm (4.7 inches)	87%	extreme
March Weather	26°C (79°F)	84 mm (3.3 inches)	86%	extreme
April Weather	24°C (76°F)	46 mm (1.8 inches)	82%	extreme
May Weather	21°C (71°F)	33 mm (1.3 inches)	76%	very high
June Weather	21°C (70°F)	13 mm (0.5 inches)	71%	high
July Weather	20°C (69°F)	7 mm (0.3 inches)	67%	high
August Weather	21°C (71°F)	32 mm (1.2 inches)	59%	very high
September Weather	25°C (78°F)	25 mm (1.0 inches)	54%	extreme
October Weather	25°C (78°F)	84 mm (3.3 inches)	50%	extreme
November Weather	25°C (77°F)	112 mm (4.4 inches)	74%	extreme
December Weather	26°C (79°F)	126 mm (5.0 inches)	83%	extreme