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September Weather in Alvorada, Brazil

Last updated: August 22, 2025

The average temperature in Alvorada, Brazil for the month of September hovers around 30°C (86°F). However, be prepared for temperature fluctuations, with a minimum dipping to 19°C (66°F) and a potential maximum soaring to 40°C (105°F). During this month, expect a modest precipitation of 4 mm (0.2 in) over approximately 1 day, coupled with an average humidity level of 33%.

September Temperature in Alvorada

In September in Alvorada, the average temperature is 30°C (86°F), with maximums possibly reaching 40°C (105°F) and minimums dropping as low as 19°C (66°F). This warm weather makes Alvorada an ideal destination for travelers seeking sun-soaked adventures.

September Weather in Alvorada: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Alvorada, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alvorada, September typically has an average temperature of 30°C (86°F), with highs reaching up to 40°C (105°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec807979808079788286848079
Data source: Temperature data for Alvorada 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 Alvorada

In Alvorada in September, the precipitation amount is 4 mm (0.2 in) during 1 day.

September Precipitation Trends in Alvorada

The chart displays monthly precipitation patterns in Alvorada, 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 Alvorada, September typically receives around 4 mm (0.2 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec168268208996001459201272
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Alvorada

In Alvorada in September humidity is 33%. With an average temperature of 30°C (86°F), this humidity feels like a warm embrace, making it comfortable for traveling and allowing you to explore without feeling overly sticky or fatigued.

September Average Humidity in Alvorada

This chart illustrates the average monthly humidity levels in Alvorada, 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 Alvorada is approximately 33%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%90%90%85%69%59%51%41%33%25%46%71%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Alvorada

In Alvorada 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 Alvorada.

Maximum UV Index Levels in Alvorada for September

The chart shows the monthly maximum UV Index (UVI) for Alvorada 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 Alvorada typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16151413119101213151515
Data source: Alvorada 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 Alvorada Compares to Other Months

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

This table compares monthly weather conditions in Alvorada, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)168 mm (6.6 inches)87%extreme
February Weather26°C (79°F)268 mm (10.6 inches)90%extreme
March Weather26°C (79°F)208 mm (8.2 inches)90%extreme
April Weather27°C (80°F)99 mm (3.9 inches)85%extreme
May Weather27°C (80°F)6 mm (0.3 inches)69%extreme
June Weather26°C (79°F)0 mm (0.0 inches)59%very high
July Weather25°C (78°F)0 mm (0.0 inches)51%very high
August Weather28°C (82°F)1 mm (0.0 inches)41%extreme
September Weather30°C (86°F)4 mm (0.2 inches)33%extreme
October Weather29°C (84°F)59 mm (2.3 inches)25%extreme
November Weather27°C (80°F)201 mm (7.9 inches)46%extreme
December Weather26°C (80°F)272 mm (10.7 inches)71%extreme

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