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September Weather in Guajara Mirim, Brazil

Last updated: August 22, 2025

In Guajara Mirim, Brazil, the average temperature in September hovers around 28°C (82°F). Expect a minimum of 15°C (59°F) and a maximum that can soar up to 38°C (100°F). This month also brings about 53 mm (2.1 in) of precipitation spread over approximately 10 days, with an average humidity of just 33%. Enjoy the warmth, but don't forget your umbrella!

September Temperature in Guajara Mirim

In September in Guajara Mirim, the average temperature is 28°C (82°F). Maximums can reach 38°C (100°F), and minimums can be as low as 15°C (59°F). This makes Guajara Mirim an ideal destination for travelers seeking warmth during this time of year.

September Weather in Guajara Mirim: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Guajara Mirim, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guajara Mirim, September typically has an average temperature of 28°C (82°F), with highs reaching up to 38°C (100°F) and lows dropping to around 15°C (59°F).
JanFebMarAprMayJunJulAugSepOctNovDec797879797876777982818079
Data source: Temperature data for Guajara Mirim 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 Guajara Mirim

In Guajara Mirim in September, the precipitation amount is 53 mm (2.1 in) spread over a duration of 10 days.

September Precipitation Trends in Guajara Mirim

The chart displays monthly precipitation patterns in Guajara Mirim, 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 Guajara Mirim, September typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec261292251194743362953135226367
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Guajara Mirim

In Guajara Mirim in September, humidity is 33%. With an average temperature of 28°C (82°F), this humidity feels like a comfortable and refreshing embrace, making it ideal for traveling as you can explore without feeling weighed down by oppressive heat or stickiness.

September Average Humidity in Guajara Mirim

This chart illustrates the average monthly humidity levels in Guajara Mirim, 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 Guajara Mirim is approximately 33%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%87%89%85%70%48%38%33%41%72%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Guajara Mirim

In Guajara Mirim 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 Guajara Mirim.

Maximum UV Index Levels in Guajara Mirim for September

The chart shows the monthly maximum UV Index (UVI) for Guajara Mirim 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 Guajara Mirim typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151515151210101112151515
Data source: Guajara Mirim 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 Guajara Mirim Compares to Other Months

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

This table compares monthly weather conditions in Guajara Mirim, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)261 mm (10.3 inches)88%extreme
February Weather26°C (79°F)292 mm (11.5 inches)87%extreme
March Weather26°C (79°F)251 mm (9.9 inches)87%extreme
April Weather26°C (79°F)194 mm (7.7 inches)89%extreme
May Weather25°C (78°F)74 mm (2.9 inches)85%extreme
June Weather25°C (77°F)33 mm (1.3 inches)70%very high
July Weather25°C (77°F)6 mm (0.2 inches)48%very high
August Weather26°C (79°F)29 mm (1.2 inches)38%extreme
September Weather28°C (82°F)53 mm (2.1 inches)33%extreme
October Weather27°C (81°F)135 mm (5.3 inches)41%extreme
November Weather27°C (80°F)226 mm (8.9 inches)72%extreme
December Weather26°C (79°F)367 mm (14.4 inches)87%extreme

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