September Weather in Mairinque, Brazil

Last updated: August 22, 2025

The average temperature in Mairinque, Brazil during September is a delightful 21°C (70°F). Visitors can experience a minimum of 9°C (48°F) and a maximum of 36°C (96°F). Expect about 34 mm (1.3 in) of precipitation over approximately 6 days, with an average humidity of 58%.

September Temperature in Mairinque

In September in Mairinque, the average temperature is 21°C (70°F), with maximums reaching up to 36°C (96°F) and minimums dropping as low as 9°C (48°F). It's a great time to visit if you enjoy mild to warm weather, but be prepared for temperature fluctuations throughout the day.

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

The chart illustrates September temperature patterns in Mairinque, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mairinque, September typically has an average temperature of 21°C (70°F), with highs reaching up to 36°C (96°F) and lows dropping to around 9°C (48°F).

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

September Precipitation in Mairinque

In Mairinque in September, the total precipitation amount is 34 mm (1.3 in) spread over 6 days.

September Precipitation Trends in Mairinque

The chart displays monthly precipitation patterns in Mairinque, 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 Mairinque, September typically receives around 34 mm (1.3 inches) of precipitation spread over approximately 6 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Mairinque

In Mairinque in September, humidity is 58%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, creating a tropical atmosphere that's perfect for leisurely strolls but may require frequent breaks to stay hydrated during your travels.

September Average Humidity in Mairinque

This chart illustrates the average monthly humidity levels in Mairinque, 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 Mairinque 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 Mairinque

In Mairinque 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 Mairinque.

Maximum UV Index Levels in Mairinque for September

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

Data source: Mairinque 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 Mairinque Compares to Other Months

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

This table compares monthly weather conditions in Mairinque, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (75°F)	166 mm (6.6 inches)	88%	extreme
February Weather	23°C (74°F)	143 mm (5.6 inches)	88%	extreme
March Weather	23°C (74°F)	110 mm (4.3 inches)	87%	extreme
April Weather	21°C (70°F)	51 mm (2.0 inches)	84%	extreme
May Weather	19°C (66°F)	46 mm (1.8 inches)	79%	very high
June Weather	18°C (65°F)	43 mm (1.7 inches)	77%	high
July Weather	17°C (63°F)	23 mm (0.9 inches)	72%	high
August Weather	18°C (64°F)	51 mm (2.0 inches)	65%	very high
September Weather	21°C (70°F)	34 mm (1.3 inches)	58%	extreme
October Weather	21°C (71°F)	106 mm (4.2 inches)	50%	extreme
November Weather	21°C (71°F)	113 mm (4.4 inches)	75%	extreme
December Weather	23°C (74°F)	138 mm (5.4 inches)	80%	extreme