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September Weather in Sertaozinho, Brazil

Last updated: August 22, 2025

In September, the average temperature in Sertaozinho, Brazil is a pleasant 26°C (79°F). However, temperatures can fluctuate dramatically, with a minimum of 12°C (54°F) and a blazing maximum of 39°C (103°F). Expect moderate precipitation of about 23 mm (0.9 in) over approximately 3 days, accompanied by an average humidity of 41%.

September Temperature in Sertaozinho

In September in Sertaozinho, the average temperature is 26°C (79°F). Maximums can reach 39°C (103°F), while minimums can drop to as low as 12°C (54°F). Be prepared for warm days and cooler nights when traveling during this month.

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

The chart illustrates September temperature patterns in Sertaozinho, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sertaozinho, September typically has an average temperature of 26°C (79°F), with highs reaching up to 39°C (103°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec787878757070687279787777
Data source: Temperature data for Sertaozinho generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Sertaozinho

In Sertaozinho in September, the precipitation amount is 23 mm (0.9 in) over the course of 3 days.

September Precipitation Trends in Sertaozinho

The chart displays monthly precipitation patterns in Sertaozinho, 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 Sertaozinho, September typically receives around 23 mm (0.9 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec1481318747236111923111143145
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sertaozinho

In Sertaozinho in September humidity is 41%. With an average temperature of 26°C (79°F), this humidity feels like a comfortable embrace, making it ideal for exploring the sights and enjoying outdoor activities without feeling overly sticky or overheated.

September Average Humidity in Sertaozinho

This chart illustrates the average monthly humidity levels in Sertaozinho, 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 Sertaozinho is approximately 41%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%87%86%79%68%60%57%48%41%35%65%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sertaozinho

In Sertaozinho 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 Sertaozinho.

Maximum UV Index Levels in Sertaozinho for September

The chart shows the monthly maximum UV Index (UVI) for Sertaozinho 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 Sertaozinho typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161613118781012131416
Data source: Sertaozinho 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 Sertaozinho Compares to Other Months

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

This table compares monthly weather conditions in Sertaozinho, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (78°F)148 mm (5.8 inches)85%extreme
February Weather25°C (78°F)131 mm (5.2 inches)87%extreme
March Weather25°C (78°F)87 mm (3.4 inches)86%extreme
April Weather24°C (75°F)47 mm (1.8 inches)79%extreme
May Weather21°C (71°F)23 mm (0.9 inches)68%very high
June Weather21°C (70°F)6 mm (0.2 inches)60%high
July Weather20°C (69°F)11 mm (0.4 inches)57%very high
August Weather22°C (72°F)18 mm (0.7 inches)48%very high
September Weather26°C (79°F)23 mm (0.9 inches)41%extreme
October Weather26°C (79°F)111 mm (4.4 inches)35%extreme
November Weather25°C (77°F)143 mm (5.6 inches)65%extreme
December Weather25°C (78°F)145 mm (5.7 inches)80%extreme

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