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September Weather in Ariquemes, Brazil

Last updated: August 22, 2025

In Ariquemes, Brazil, the average temperature in September reaches a pleasant 28°C (82°F). However, be prepared for a range, as temperatures can dip as low as 18°C (64°F) and soar up to 38°C (101°F). During this month, expect around 67 mm (2.6 in) of precipitation over 10 days, with an average humidity of just 30%. Enjoy the warmth and stay hydrated!

September Temperature in Ariquemes

In September in Ariquemes, the average temperature is 28°C (82°F), with maximums reaching up to 38°C (101°F) and minimums dropping as low as 18°C (64°F). This makes it an ideal time to explore Ariquemes, perfect for enjoying outdoor activities while staying cool.

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

The chart illustrates September temperature patterns in Ariquemes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ariquemes, September typically has an average temperature of 28°C (82°F), with highs reaching up to 38°C (101°F) and lows dropping to around 18°C (64°F).
JanFebMarAprMayJunJulAugSepOctNovDec787878787878798182807978
Data source: Temperature data for Ariquemes 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 Ariquemes

In Ariquemes in September, the total precipitation amount is 67 mm (2.6 in) over a period of 10 days.

September Precipitation Trends in Ariquemes

The chart displays monthly precipitation patterns in Ariquemes, 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 Ariquemes, September typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec218300260226801822467149255282
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ariquemes

In Ariquemes in September humidity is 30%. With an average temperature of 28°C (82°F), this humidity feels like a pleasant and refreshing environment for traveling, allowing for comfortable exploration without the oppressive heat often associated with higher humidity levels.

September Average Humidity in Ariquemes

This chart illustrates the average monthly humidity levels in Ariquemes, 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 Ariquemes is approximately 30%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%88%89%84%71%48%36%30%37%70%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ariquemes

In Ariquemes 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 Ariquemes.

Maximum UV Index Levels in Ariquemes for September

The chart shows the monthly maximum UV Index (UVI) for Ariquemes 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 Ariquemes typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151616151210101112151515
Data source: Ariquemes 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 Ariquemes Compares to Other Months

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

This table compares monthly weather conditions in Ariquemes, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (78°F)218 mm (8.6 inches)88%extreme
February Weather25°C (78°F)300 mm (11.8 inches)87%extreme
March Weather26°C (78°F)260 mm (10.2 inches)88%extreme
April Weather26°C (79°F)226 mm (8.9 inches)89%extreme
May Weather26°C (78°F)80 mm (3.2 inches)84%extreme
June Weather26°C (78°F)18 mm (0.7 inches)70%very high
July Weather26°C (79°F)2 mm (0.1 inches)48%very high
August Weather27°C (81°F)24 mm (0.9 inches)36%extreme
September Weather28°C (82°F)67 mm (2.6 inches)30%extreme
October Weather27°C (80°F)149 mm (5.9 inches)37%extreme
November Weather26°C (79°F)255 mm (10.0 inches)69%extreme
December Weather26°C (78°F)282 mm (11.1 inches)86%extreme

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