September Weather in Jandira, Brazil

Last updated: August 22, 2025

In September, the average temperature in Jandira, Brazil hovers around 20°C (69°F). Temperatures can range from a cool 8°C (47°F) to a warm 35°C (95°F), offering a diverse climate. Expect about 38 mm (1.5 in) of precipitation over 6 days, contributing to an average humidity of 58%. It's the perfect time to explore the unique beauty of this region!

September Temperature in Jandira

In September in Jandira, the average temperature is 20°C (69°F). The maximum can reach 35°C (95°F) and the minimum can be as low as 8°C (47°F). This makes it an ideal time to explore outdoor activities while being prepared for varying weather conditions.

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

The chart illustrates September temperature patterns in Jandira, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jandira, September typically has an average temperature of 20°C (69°F), with highs reaching up to 35°C (95°F) and lows dropping to around 8°C (47°F).

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

September Precipitation in Jandira

In Jandira in September, the total precipitation amount is 38 mm (1.5 in) spread over 6 days.

September Precipitation Trends in Jandira

The chart displays monthly precipitation patterns in Jandira, 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 Jandira, September typically receives around 38 mm (1.5 inches) of precipitation spread over approximately 6 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 Jandira

In Jandira in September humidity is 58%. With an average temperature of 20°C (69°F), this humidity feels like a refreshing balmy embrace, making it quite pleasant for traveling as long as you stay hydrated and take occasional breaks in the shade.

September Average Humidity in Jandira

This chart illustrates the average monthly humidity levels in Jandira, 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 Jandira is approximately 58%, 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 Jandira

In Jandira 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 Jandira.

Maximum UV Index Levels in Jandira for September

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

Data source: Jandira 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 Jandira Compares to Other Months

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

This table compares monthly weather conditions in Jandira, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	23°C (74°F)	175 mm (6.9 inches)	88%	extreme
February Weather	22°C (73°F)	159 mm (6.3 inches)	88%	extreme
March Weather	22°C (73°F)	129 mm (5.1 inches)	87%	extreme
April Weather	20°C (69°F)	54 mm (2.1 inches)	84%	extreme
May Weather	18°C (65°F)	46 mm (1.8 inches)	79%	very high
June Weather	18°C (64°F)	46 mm (1.8 inches)	77%	high
July Weather	17°C (62°F)	24 mm (0.9 inches)	72%	high
August Weather	17°C (63°F)	55 mm (2.2 inches)	65%	very high
September Weather	20°C (69°F)	38 mm (1.5 inches)	58%	extreme
October Weather	21°C (70°F)	115 mm (4.5 inches)	50%	extreme
November Weather	21°C (69°F)	119 mm (4.7 inches)	75%	extreme
December Weather	22°C (72°F)	149 mm (5.9 inches)	80%	extreme