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September Weather in Sao Lourenco da Serra, Brazil

Last updated: August 22, 2025

In September, the average temperature in Sao Lourenco da Serra, Brazil is a pleasant 19°C (66°F). Expect a minimum temperature of 8°C (47°F) and a maximum of 33°C (91°F). During this month, you can anticipate around 46 mm (1.8 in) of precipitation spread over 8 days, along with an average humidity of 58%. Enjoy the variety of weather this month has to offer!

September Temperature in Sao Lourenco da Serra

In September in Sao Lourenco da Serra, the average temperature is 19°C (66°F). Maximums can reach 33°C (91°F), while minimums can drop to as low as 8°C (47°F). This variety in temperatures makes it an ideal time for travelers to enjoy both warm sunny days and cooler evenings.

September Weather in Sao Lourenco da Serra: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sao Lourenco da Serra, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sao Lourenco da Serra, September typically has an average temperature of 19°C (66°F), with highs reaching up to 33°C (91°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec727171676363606166676770
Data source: Temperature data for Sao Lourenco da Serra 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 Sao Lourenco da Serra

In Sao Lourenco da Serra in September, the precipitation amount is 46 mm (1.8 in) over the course of 8 days.

September Precipitation Trends in Sao Lourenco da Serra

The chart displays monthly precipitation patterns in Sao Lourenco da Serra, 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 Sao Lourenco da Serra, September typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec232213204866667396946163141202
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sao Lourenco da Serra

In Sao Lourenco da Serra in September, humidity is 58%. With an average temperature of 19°C (66°F), this humidity feels like a mild embrace, creating a pleasantly warm atmosphere that's perfect for leisurely strolls and sightseeing adventures.

September Average Humidity in Sao Lourenco da Serra

This chart illustrates the average monthly humidity levels in Sao Lourenco da Serra, 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 Sao Lourenco da Serra is approximately 58%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%84%79%77%72%65%58%50%75%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sao Lourenco da Serra

In Sao Lourenco da Serra 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 Sao Lourenco da Serra.

Maximum UV Index Levels in Sao Lourenco da Serra for September

The chart shows the monthly maximum UV Index (UVI) for Sao Lourenco da Serra 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 Sao Lourenco da Serra typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16151311867911131516
Data source: Sao Lourenco da Serra 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 Sao Lourenco da Serra Compares to Other Months

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

This table compares monthly weather conditions in Sao Lourenco da Serra, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)232 mm (9.1 inches)88%extreme
February Weather22°C (71°F)212 mm (8.4 inches)88%extreme
March Weather22°C (71°F)204 mm (8.0 inches)87%extreme
April Weather19°C (67°F)86 mm (3.4 inches)84%extreme
May Weather17°C (63°F)66 mm (2.6 inches)79%very high
June Weather17°C (63°F)67 mm (2.6 inches)77%high
July Weather16°C (61°F)39 mm (1.6 inches)72%high
August Weather16°C (61°F)69 mm (2.7 inches)65%very high
September Weather19°C (66°F)46 mm (1.8 inches)58%extreme
October Weather19°C (67°F)163 mm (6.4 inches)50%extreme
November Weather19°C (67°F)141 mm (5.6 inches)75%extreme
December Weather21°C (70°F)202 mm (7.9 inches)80%extreme

Compare Sao Lourenco da Serra's Climate with Cities Worldwide