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September Weather in Jaru, Brazil

Last updated: August 22, 2025

In September, the average temperature in Jaru, Brazil hovers around 28°C (82°F), with a minimum of 18°C (65°F) and a maximum reaching 38°C (101°F). Prepare for some rainfall, as the area receives an average precipitation of 59 mm (2.3 in) over about 10 days. With an average humidity level of 30%, the warm climate remains quite comfortable!

September Temperature in Jaru

In September in Jaru, the average temperature is 28°C (82°F), with maximums reaching 38°C (101°F) and minimums dropping to as low as 18°C (65°F). This warm climate makes Jaru an ideal destination for travelers seeking sunny escapes and outdoor adventures.

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

The chart illustrates September temperature patterns in Jaru, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jaru, 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 (65°F).
JanFebMarAprMayJunJulAugSepOctNovDec787778787777798182807978
Data source: Temperature data for Jaru 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 Jaru

In Jaru in September, the precipitation amount is 59 mm (2.3 in) over the course of 10 days.

September Precipitation Trends in Jaru

The chart displays monthly precipitation patterns in Jaru, 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 Jaru, September typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec207294242171781211959122222299
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Jaru

In Jaru 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 Jaru

This chart illustrates the average monthly humidity levels in Jaru, 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 Jaru 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 Jaru

In Jaru 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 Jaru.

Maximum UV Index Levels in Jaru for September

The chart shows the monthly maximum UV Index (UVI) for Jaru 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 Jaru typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151616151110101113151515
Data source: Jaru 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 Jaru Compares to Other Months

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

This table compares monthly weather conditions in Jaru, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)207 mm (8.2 inches)88%extreme
February Weather25°C (78°F)294 mm (11.6 inches)87%extreme
March Weather25°C (78°F)242 mm (9.5 inches)88%extreme
April Weather26°C (78°F)171 mm (6.7 inches)89%extreme
May Weather25°C (78°F)78 mm (3.1 inches)84%extreme
June Weather25°C (78°F)12 mm (0.5 inches)70%very high
July Weather26°C (79°F)1 mm (0.0 inches)48%very high
August Weather27°C (81°F)19 mm (0.8 inches)36%extreme
September Weather28°C (82°F)59 mm (2.3 inches)30%extreme
October Weather27°C (80°F)122 mm (4.8 inches)37%extreme
November Weather26°C (79°F)222 mm (8.8 inches)69%extreme
December Weather25°C (78°F)299 mm (11.8 inches)86%extreme

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