September Weather in Sertanopolis, Brazil

Last updated: August 22, 2025

In September, the average temperature in Sertanopolis, Brazil hovers around 25°C (77°F), providing a pleasant climate for outdoor activities. However, be prepared for temperature fluctuations, with lows dipping to 12°C (54°F) and highs soaring up to 39°C (102°F). During this time, you can expect around 39 mm (1.5 in) of precipitation spread over approximately 4 days, contributing to an average humidity level of 47%.

September Temperature in Sertanopolis

In September in Sertanopolis, the average temperature is 25°C (77°F), with maximums reaching up to 39°C (102°F) and minimums dipping as low as 12°C (54°F). It's a great time to explore the area while enjoying warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Sertanopolis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sertanopolis, September typically has an average temperature of 25°C (77°F), with highs reaching up to 39°C (102°F) and lows dropping to around 12°C (54°F).

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

September Precipitation in Sertanopolis

In Sertanopolis in September, the precipitation amount is 39 mm (1.5 in) spread over a period of 4 days.

September Precipitation Trends in Sertanopolis

The chart displays monthly precipitation patterns in Sertanopolis, 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 Sertanopolis, September typically receives around 39 mm (1.5 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 Sertanopolis

In Sertanopolis in September humidity is 47%. With an average temperature of 25°C (77°F), this humidity feels like a comfortable embrace, making it pleasant for exploring and traveling.

September Average Humidity in Sertanopolis

This chart illustrates the average monthly humidity levels in Sertanopolis, 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 Sertanopolis is approximately 47%, 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 Sertanopolis

In Sertanopolis 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 Sertanopolis.

Maximum UV Index Levels in Sertanopolis for September

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

Data source: Sertanopolis 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 Sertanopolis Compares to Other Months

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

This table compares monthly weather conditions in Sertanopolis, 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)	143 mm (5.6 inches)	84%	extreme
February Weather	26°C (79°F)	107 mm (4.2 inches)	81%	extreme
March Weather	26°C (79°F)	83 mm (3.2 inches)	81%	extreme
April Weather	24°C (76°F)	39 mm (1.6 inches)	75%	extreme
May Weather	21°C (71°F)	58 mm (2.3 inches)	68%	very high
June Weather	20°C (68°F)	59 mm (2.3 inches)	64%	high
July Weather	20°C (67°F)	17 mm (0.7 inches)	58%	high
August Weather	21°C (70°F)	67 mm (2.7 inches)	49%	very high
September Weather	25°C (77°F)	39 mm (1.5 inches)	47%	extreme
October Weather	25°C (77°F)	114 mm (4.5 inches)	44%	extreme
November Weather	26°C (78°F)	77 mm (3.0 inches)	68%	extreme
December Weather	26°C (80°F)	113 mm (4.4 inches)	82%	extreme