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September Weather in Sao Luis do Quitunde, Brazil

Last updated: August 22, 2025

In Sao Luis do Quitunde, Brazil, the average temperature in September is a pleasant 24°C (76°F). Daily highs can reach up to 30°C (86°F), while nights cool down to a minimum of 21°C (70°F). Expect some precipitation with an average of 72 mm (2.8 in) spread over 23 days, and be prepared for a relatively high humidity level of 79%.

September Temperature in Sao Luis do Quitunde

In September in Sao Luis do Quitunde, the average temperature is 24°C (76°F). The maximum can reach 30°C (86°F) and the minimum can be as low as 21°C (70°F). This pleasant climate makes it an ideal time for traveling and exploring all that Sao Luis do Quitunde has to offer.

September Weather in Sao Luis do Quitunde: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sao Luis do Quitunde, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sao Luis do Quitunde, September typically has an average temperature of 24°C (76°F), with highs reaching up to 30°C (86°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec808080797877757576787979
Data source: Temperature data for Sao Luis do Quitunde 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 Luis do Quitunde

In Sao Luis do Quitunde in September, the precipitation amount is 72 mm (2.8 in) occurring over a span of 23 days.

September Precipitation Trends in Sao Luis do Quitunde

The chart displays monthly precipitation patterns in Sao Luis do Quitunde, 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 Luis do Quitunde, September typically receives around 72 mm (2.8 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec616715813517717416710972504855
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sao Luis do Quitunde

In Sao Luis do Quitunde in September, humidity is 79%. With an average temperature of 24°C (76°F), this humidity feels like a thick blanket wrapped around you, making traveling somewhat uncomfortable and sticky, as you navigate through the warmth while constantly seeking shade and hydration.

September Average Humidity in Sao Luis do Quitunde

This chart illustrates the average monthly humidity levels in Sao Luis do Quitunde, 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 Luis do Quitunde is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%87%88%89%90%89%86%84%79%74%71%72%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sao Luis do Quitunde

In Sao Luis do Quitunde in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Sao Luis do Quitunde.

Maximum UV Index Levels in Sao Luis do Quitunde for September

The chart shows the monthly maximum UV Index (UVI) for Sao Luis do Quitunde 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 Luis do Quitunde typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141414141211101213131514
Data source: Sao Luis do Quitunde 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 Luis do Quitunde Compares to Other Months

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

This table compares monthly weather conditions in Sao Luis do Quitunde, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)61 mm (2.4 inches)84%extreme
February Weather27°C (80°F)67 mm (2.6 inches)87%extreme
March Weather27°C (80°F)158 mm (6.2 inches)88%extreme
April Weather26°C (80°F)135 mm (5.3 inches)89%extreme
May Weather26°C (78°F)177 mm (7.0 inches)90%extreme
June Weather25°C (77°F)174 mm (6.8 inches)89%extreme
July Weather24°C (75°F)167 mm (6.6 inches)86%very high
August Weather24°C (75°F)109 mm (4.3 inches)84%extreme
September Weather24°C (76°F)72 mm (2.8 inches)79%extreme
October Weather25°C (78°F)50 mm (2.0 inches)74%extreme
November Weather26°C (79°F)48 mm (1.9 inches)71%extreme
December Weather26°C (80°F)55 mm (2.2 inches)72%extreme

Compare Sao Luis do Quitunde's Climate with Cities Worldwide