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September Weather in Ouro Branco, Brazil

Last updated: August 22, 2025

In September, the average temperature in Ouro Branco, Brazil is a pleasant 20°C (68°F). Expect a range from a cool 9°C (48°F) at its lowest to a warm 33°C (91°F) at its peak. The area sees about 53 mm (2.1 in) of precipitation spread over 6 days, contributing to an average humidity level of 63%. Perfect weather for exploring!

September Temperature in Ouro Branco

In September in Ouro Branco, the average temperature is 20°C (68°F), with maximums reaching up to 33°C (91°F) and minimums dipping as low as 9°C (48°F). This makes Ouro Branco an ideal destination for travelers seeking pleasant weather and enjoyable outdoor activities.

September Weather in Ouro Branco: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Ouro Branco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ouro Branco, September typically has an average temperature of 20°C (68°F), with highs reaching up to 33°C (91°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec717070676362606267696870
Data source: Temperature data for Ouro Branco 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 Ouro Branco

In Ouro Branco in September, the precipitation amount is 53 mm (2.1 in) over a span of 6 days.

September Precipitation Trends in Ouro Branco

The chart displays monthly precipitation patterns in Ouro Branco, 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 Ouro Branco, September typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec17324416668491352953181233257
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ouro Branco

In Ouro Branco in September humidity is 63%. With an average temperature of 20°C (68°F), this humidity feels like a warm, refreshing embrace, making travel comfortable and inviting, as long as you stay hydrated and take occasional breaks in the shade.

September Average Humidity in Ouro Branco

This chart illustrates the average monthly humidity levels in Ouro Branco, 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 Ouro Branco is approximately 63%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%85%88%86%82%82%77%72%63%48%61%68%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ouro Branco

In Ouro Branco 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 Ouro Branco.

Maximum UV Index Levels in Ouro Branco for September

The chart shows the monthly maximum UV Index (UVI) for Ouro Branco 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 Ouro Branco typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec171514129781112141416
Data source: Ouro Branco 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 Ouro Branco Compares to Other Months

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

This table compares monthly weather conditions in Ouro Branco, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather22°C (72°F)173 mm (6.8 inches)83%extreme
February Weather21°C (71°F)244 mm (9.6 inches)85%extreme
March Weather21°C (70°F)166 mm (6.5 inches)87%extreme
April Weather20°C (67°F)67 mm (2.7 inches)86%extreme
May Weather17°C (63°F)49 mm (1.9 inches)82%very high
June Weather17°C (62°F)13 mm (0.5 inches)82%high
July Weather16°C (60°F)5 mm (0.2 inches)77%very high
August Weather17°C (62°F)29 mm (1.1 inches)72%extreme
September Weather20°C (68°F)53 mm (2.1 inches)63%extreme
October Weather20°C (69°F)181 mm (7.1 inches)48%extreme
November Weather20°C (68°F)233 mm (9.2 inches)61%extreme
December Weather21°C (70°F)257 mm (10.1 inches)68%extreme

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