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September Weather in Santo Amaro, Brazil

Last updated: August 22, 2025

In Santo Amaro, Brazil, the average temperature in September is a pleasant 24°C (75°F). You can expect a minimum temperature of 17°C (62°F) and a maximum of 32°C (90°F). With an average humidity of 75%, it’s a bit sticky, and there's likely to be some rain, accumulating approximately 60 mm (2.3 in) over 18 days. So, pack your umbrella and enjoy the warm weather!

September Temperature in Santo Amaro

In September in Santo Amaro, the average temperature is 24°C (75°F). Maximums can reach 32°C (90°F), and minimums can be as low as 17°C (62°F). This makes it an ideal time for traveling, as the weather is pleasantly warm, perfect for outdoor activities and exploration.

September Weather in Santo Amaro: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Santo Amaro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santo Amaro, September typically has an average temperature of 24°C (75°F), with highs reaching up to 32°C (90°F) and lows dropping to around 17°C (62°F).
JanFebMarAprMayJunJulAugSepOctNovDec808180787674727374787979
Data source: Temperature data for Santo Amaro 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 Santo Amaro

In Santo Amaro in September, the precipitation amount is 60 mm (2.3 in) over the course of 18 days.

September Precipitation Trends in Santo Amaro

The chart displays monthly precipitation patterns in Santo Amaro, 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 Santo Amaro, September typically receives around 60 mm (2.3 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec4346971321461191169660448873
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Santo Amaro

In Santo Amaro in September humidity is 75%. With average temperature 24°C (75°F), this humidity feels like a thick blanket wrapping around you, making outdoor activities feel especially stifling and leaving you yearning for cool breezes and refreshingly cold drinks.

September Average Humidity in Santo Amaro

This chart illustrates the average monthly humidity levels in Santo Amaro, 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 Santo Amaro is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%81%86%87%86%84%80%77%75%72%71%70%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Santo Amaro

In Santo Amaro 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 Santo Amaro.

Maximum UV Index Levels in Santo Amaro for September

The chart shows the monthly maximum UV Index (UVI) for Santo Amaro 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 Santo Amaro typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14141413119101212151514
Data source: Santo Amaro 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 Santo Amaro Compares to Other Months

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

This table compares monthly weather conditions in Santo Amaro, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (80°F)43 mm (1.7 inches)76%extreme
February Weather27°C (81°F)46 mm (1.8 inches)81%extreme
March Weather27°C (80°F)97 mm (3.8 inches)86%extreme
April Weather26°C (78°F)132 mm (5.2 inches)87%extreme
May Weather24°C (76°F)146 mm (5.7 inches)86%extreme
June Weather23°C (74°F)119 mm (4.7 inches)84%very high
July Weather22°C (73°F)116 mm (4.6 inches)80%very high
August Weather23°C (73°F)96 mm (3.8 inches)77%extreme
September Weather24°C (75°F)60 mm (2.3 inches)75%extreme
October Weather25°C (78°F)44 mm (1.7 inches)72%extreme
November Weather26°C (79°F)88 mm (3.5 inches)71%extreme
December Weather26°C (80°F)73 mm (2.9 inches)70%extreme

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