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September Weather in Santo Estevao, Brazil

Last updated: August 22, 2025

In September, the average temperature in Santo Estevao, Brazil hovers around 23°C (75°F), making it a pleasant time to visit. Expect temperatures to range from a cool 16°C (61°F) to a warm 35°C (94°F). Be prepared for some rain, as 46 mm (1.8 in) of precipitation can occur over approximately 16 days. With an average humidity of 75%, the air may feel quite moist, adding to the region's vibrant atmosphere.

September Temperature in Santo Estevao

In September in Santo Estevao, the average temperature is 23°C (75°F). Maximums can reach 35°C (94°F) and minimums can be as low as 16°C (61°F). This makes it an ideal time for travelers who enjoy warm weather while also appreciating cooler evenings.

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

The chart illustrates September temperature patterns in Santo Estevao, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santo Estevao, September typically has an average temperature of 23°C (75°F), with highs reaching up to 35°C (94°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec798180787674727274787879
Data source: Temperature data for Santo Estevao 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 Estevao

In Santo Estevao, in September, the precipitation amount is 46 mm (1.8 in) spread over 16 days.

September Precipitation Trends in Santo Estevao

The chart displays monthly precipitation patterns in Santo Estevao, 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 Estevao, September typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec364286776362625547327769
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Santo Estevao

In Santo Estevao in September humidity is 75%. With an average temperature of 23°C (75°F), this humidity feels like walking through a warm, damp blanket, which can make outdoor activities a bit sluggish but also lovely for exploring shaded areas and enjoying refreshing drinks.

September Average Humidity in Santo Estevao

This chart illustrates the average monthly humidity levels in Santo Estevao, 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 Estevao 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 Estevao

In Santo Estevao 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 Santo Estevao.

Maximum UV Index Levels in Santo Estevao for September

The chart shows the monthly maximum UV Index (UVI) for Santo Estevao 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 Estevao typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14141413119101213151514
Data source: Santo Estevao 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 Estevao Compares to Other Months

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

This table compares monthly weather conditions in Santo Estevao, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)36 mm (1.4 inches)76%extreme
February Weather27°C (81°F)42 mm (1.7 inches)81%extreme
March Weather27°C (80°F)86 mm (3.4 inches)86%extreme
April Weather26°C (78°F)76 mm (3.0 inches)87%extreme
May Weather24°C (76°F)63 mm (2.5 inches)86%extreme
June Weather23°C (74°F)62 mm (2.4 inches)84%very high
July Weather22°C (72°F)62 mm (2.4 inches)80%very high
August Weather22°C (73°F)55 mm (2.2 inches)77%extreme
September Weather23°C (75°F)46 mm (1.8 inches)75%extreme
October Weather25°C (78°F)32 mm (1.2 inches)72%extreme
November Weather26°C (78°F)77 mm (3.0 inches)71%extreme
December Weather26°C (79°F)69 mm (2.7 inches)70%extreme

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