September Weather in Mutum, Brazil

Last updated: August 22, 2025

In Mutum, Brazil, the average temperature in September is 23°C (73°F). Temperatures can range from a cool 12°C (55°F) at night to a sweltering 37°C (99°F) during the day. Expect 26 mm (1.0 in) of precipitation spread over 4 days, with an average humidity of 71%. Experience the unique climate of this vibrant locale!

September Temperature in Mutum

In September in Mutum, the average temperature is 23°C (73°F), with maximums reaching 37°C (99°F) and minimums dropping as low as 12°C (55°F). This range offers a pleasantly warm climate for travelers seeking outdoor adventures and comfortable evenings.

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

The chart illustrates September temperature patterns in Mutum, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mutum, September typically has an average temperature of 23°C (73°F), with highs reaching up to 37°C (99°F) and lows dropping to around 12°C (55°F).

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

September Precipitation in Mutum

In Mutum in September, the precipitation amount is 26 mm (1.0 in) over the course of 4 days.

September Precipitation Trends in Mutum

The chart displays monthly precipitation patterns in Mutum, 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 Mutum, September typically receives around 26 mm (1.0 inches) of precipitation spread over approximately 4 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 Mutum

In Mutum in September humidity is 71%. With an average temperature of 23°C (73°F), this humidity feels like a warm, sticky embrace, making outdoor exploration slightly uncomfortable but still manageable if you stay hydrated and plan for breaks in shaded areas.

September Average Humidity in Mutum

This chart illustrates the average monthly humidity levels in Mutum, 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 Mutum is approximately 71%, 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 Mutum

In Mutum in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Mutum.

Maximum UV Index Levels in Mutum for September

The chart shows the monthly maximum UV Index (UVI) for Mutum 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 Mutum typically reaches 12, which falls under the extreme exposure category.

Data source: Mutum 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 Mutum Compares to Other Months

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

This table compares monthly weather conditions in Mutum, 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)	75 mm (3.0 inches)	75%	extreme
February Weather	25°C (78°F)	149 mm (5.9 inches)	83%	extreme
March Weather	25°C (78°F)	117 mm (4.6 inches)	87%	extreme
April Weather	24°C (76°F)	46 mm (1.8 inches)	87%	extreme
May Weather	22°C (72°F)	34 mm (1.4 inches)	83%	very high
June Weather	21°C (70°F)	9 mm (0.3 inches)	82%	high
July Weather	20°C (68°F)	6 mm (0.2 inches)	80%	very high
August Weather	21°C (69°F)	15 mm (0.6 inches)	77%	very high
September Weather	23°C (73°F)	26 mm (1.0 inches)	71%	extreme
October Weather	24°C (76°F)	93 mm (3.7 inches)	63%	extreme
November Weather	24°C (75°F)	134 mm (5.3 inches)	62%	extreme
December Weather	25°C (77°F)	187 mm (7.3 inches)	66%	extreme