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September Weather in Batatais, Brazil

Last updated: August 22, 2025

In September, the average temperature in Batatais, Brazil is a comfortable 25°C (77°F). Expect temperatures to range from a cool 11°C (51°F) to a warm 37°C (99°F). The region experiences an average precipitation of 30 mm (1.2 in) over approximately 3 days, with an average humidity of 41%.

September Temperature in Batatais

In September in Batatais, the average temperature is 25°C (77°F), with maximums reaching 37°C (99°F) and minimums dipping as low as 11°C (51°F). This range makes Batatais an ideal destination for travelers looking to enjoy warm weather while still having the option to experience cooler evenings.

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

The chart illustrates September temperature patterns in Batatais, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Batatais, September typically has an average temperature of 25°C (77°F), with highs reaching up to 37°C (99°F) and lows dropping to around 11°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec757575726867656976767575
Data source: Temperature data for Batatais 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 Batatais

In Batatais in September, the precipitation amount is 30 mm (1.2 in) over the course of 3 days.

September Precipitation Trends in Batatais

The chart displays monthly precipitation patterns in Batatais, 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 Batatais, September typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec1821601115926891630117157216
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Batatais

In Batatais in September humidity is 41%. With an average temperature of 25°C (77°F), this humidity feels like a pleasant embrace, making it comfortable for traveling and exploring the area without feeling overly sticky or weighed down.

September Average Humidity in Batatais

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

In Batatais 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 Batatais.

Maximum UV Index Levels in Batatais for September

The chart shows the monthly maximum UV Index (UVI) for Batatais 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 Batatais typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161613129781012141416
Data source: Batatais 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 Batatais Compares to Other Months

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

This table compares monthly weather conditions in Batatais, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)181 mm (7.1 inches)85%extreme
February Weather24°C (75°F)160 mm (6.3 inches)87%extreme
March Weather24°C (75°F)111 mm (4.4 inches)86%extreme
April Weather22°C (73°F)58 mm (2.3 inches)79%extreme
May Weather20°C (68°F)26 mm (1.0 inches)68%very high
June Weather20°C (68°F)8 mm (0.3 inches)60%high
July Weather19°C (66°F)9 mm (0.4 inches)57%very high
August Weather21°C (70°F)16 mm (0.6 inches)48%very high
September Weather25°C (77°F)30 mm (1.2 inches)41%extreme
October Weather25°C (76°F)117 mm (4.6 inches)35%extreme
November Weather24°C (75°F)157 mm (6.2 inches)65%extreme
December Weather24°C (75°F)216 mm (8.5 inches)80%extreme

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