September Weather in Sideropolis, Brazil

Last updated: August 22, 2025

In Sideropolis, Brazil, the average temperature in September hovers around 17°C (63°F), with minimums dipping to 5°C (41°F) and maximums soaring to 33°C (91°F). You can expect 167 mm (6.6 in) of precipitation spread over 15 days, contributing to an average humidity of 86%. Make sure to pack accordingly for a mix of sun and rain!

September Temperature in Sideropolis

In September in Sideropolis, the average temperature is 17°C (63°F), with maximums reaching up to 33°C (91°F) and minimums dropping as low as 5°C (41°F). Travelers should prepare for a range of temperatures and pack accordingly to ensure a comfortable visit.

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

The chart illustrates September temperature patterns in Sideropolis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sideropolis, September typically has an average temperature of 17°C (63°F), with highs reaching up to 33°C (91°F) and lows dropping to around 5°C (41°F).

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

September Precipitation in Sideropolis

In Sideropolis in September, the precipitation amount is 167 mm (6.6 in) over a period of 15 days.

September Precipitation Trends in Sideropolis

The chart displays monthly precipitation patterns in Sideropolis, 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 Sideropolis, September typically receives around 167 mm (6.6 inches) of precipitation spread over approximately 15 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 Sideropolis

In Sideropolis in September humidity is 86%. With an average temperature of 17°C (63°F), this humidity feels like a heavy blanket wrapping around you, making the air feel thick and slightly stifling for traveling, as every step requires more effort and even a gentle breeze feels refreshing amidst the muggy atmosphere.

September Average Humidity in Sideropolis

This chart illustrates the average monthly humidity levels in Sideropolis, 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 Sideropolis is approximately 86%, 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 Sideropolis

In Sideropolis in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Sideropolis.

Maximum UV Index Levels in Sideropolis for September

The chart shows the monthly maximum UV Index (UVI) for Sideropolis 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 Sideropolis typically reaches 10, which falls under the very high exposure category.

Data source: Sideropolis 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 Sideropolis Compares to Other Months

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

This table compares monthly weather conditions in Sideropolis, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	22°C (72°F)	284 mm (11.2 inches)	85%	extreme
February Weather	21°C (71°F)	226 mm (8.9 inches)	84%	extreme
March Weather	21°C (69°F)	238 mm (9.4 inches)	84%	extreme
April Weather	18°C (65°F)	113 mm (4.4 inches)	83%	very high
May Weather	16°C (60°F)	155 mm (6.1 inches)	86%	high
June Weather	14°C (58°F)	145 mm (5.7 inches)	82%	moderate
July Weather	13°C (56°F)	82 mm (3.2 inches)	80%	moderate
August Weather	14°C (58°F)	70 mm (2.7 inches)	81%	high
September Weather	17°C (63°F)	167 mm (6.6 inches)	86%	very high
October Weather	18°C (65°F)	160 mm (6.3 inches)	87%	extreme
November Weather	19°C (66°F)	186 mm (7.3 inches)	87%	extreme
December Weather	21°C (70°F)	224 mm (8.8 inches)	88%	extreme