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September Weather in Piraju, Brazil

Last updated: August 22, 2025

In Piraju, Brazil, the average temperature in September is a pleasant 22°C (72°F). However, be prepared for a range as temperatures can drop to a minimum of 10°C (51°F) and soar up to a maximum of 36°C (98°F). Rain may visit you during this time with an average precipitation of 31 mm (1.2 in) over 5 days, while the average humidity sits at a comfortable 54%.

September Temperature in Piraju

In September in Piraju, the average temperature is 22°C (72°F), with maximums reaching 36°C (98°F) and minimums dropping as low as 10°C (51°F). This makes it an ideal time for travelers seeking warm weather while still having the option for cooler evenings.

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

The chart illustrates September temperature patterns in Piraju, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Piraju, September typically has an average temperature of 22°C (72°F), with highs reaching up to 36°C (98°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec767675716766646672737375
Data source: Temperature data for Piraju 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 Piraju

In Piraju in September, the precipitation amount is 31 mm (1.2 in) spread over 5 days.

September Precipitation Trends in Piraju

The chart displays monthly precipitation patterns in Piraju, 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 Piraju, September typically receives around 31 mm (1.2 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec19712810247534522663112595130
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Piraju

In Piraju in September, humidity is 54%. With an average temperature of 22°C (72°F), this humidity feels like a pleasant embrace, creating a comfortable atmosphere for exploring the local sights and enjoying outdoor activities.

September Average Humidity in Piraju

This chart illustrates the average monthly humidity levels in Piraju, 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 Piraju is approximately 54%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%86%82%76%71%68%59%54%50%74%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Piraju

In Piraju 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 Piraju.

Maximum UV Index Levels in Piraju for September

The chart shows the monthly maximum UV Index (UVI) for Piraju 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 Piraju typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15151311867912141416
Data source: Piraju 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 Piraju Compares to Other Months

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

This table compares monthly weather conditions in Piraju, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)197 mm (7.8 inches)88%extreme
February Weather24°C (76°F)128 mm (5.0 inches)87%extreme
March Weather24°C (76°F)102 mm (4.0 inches)86%extreme
April Weather22°C (72°F)47 mm (1.8 inches)82%extreme
May Weather20°C (68°F)53 mm (2.1 inches)76%very high
June Weather19°C (66°F)45 mm (1.8 inches)71%high
July Weather18°C (65°F)22 mm (0.9 inches)67%high
August Weather19°C (66°F)66 mm (2.6 inches)59%very high
September Weather22°C (72°F)31 mm (1.2 inches)54%extreme
October Weather23°C (73°F)125 mm (4.9 inches)50%extreme
November Weather23°C (73°F)95 mm (3.7 inches)74%extreme
December Weather24°C (76°F)130 mm (5.1 inches)83%extreme

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