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September Weather in Itaperuna, Brazil

Last updated: August 22, 2025

In Itaperuna, Brazil, the average temperature during September is a comfortable 24°C (75°F). Expect a minimum of 12°C (54°F) on cooler days, while temperatures can soar to a maximum of 37°C (99°F). During this month, anticipate precipitation averaging 33 mm (1.3 in) spread over 5 days, accompanied by an average humidity level of 72%. Enjoy the climate while exploring all that this vibrant destination has to offer!

September Temperature in Itaperuna

In September, in Itaperuna, the average temperature is 24°C (75°F), with maximums that can reach 37°C (99°F) and minimums that can drop to as low as 12°C (54°F). This variation makes it an ideal time for travelers to enjoy both warm days and cooler nights.

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

The chart illustrates September temperature patterns in Itaperuna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Itaperuna, September typically has an average temperature of 24°C (75°F), with highs reaching up to 37°C (99°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec807978757170686974767577
Data source: Temperature data for Itaperuna 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 Itaperuna

In Itaperuna in September, the precipitation amount is 33 mm (1.3 in) over the course of 5 days.

September Precipitation Trends in Itaperuna

The chart displays monthly precipitation patterns in Itaperuna, 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 Itaperuna, September typically receives around 33 mm (1.3 inches) of precipitation spread over approximately 5 days.
JanFebMarAprMayJunJulAugSepOctNovDec11417412162481314233394189177
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Itaperuna

In Itaperuna in September, humidity is 72%. With an average temperature of 24°C (75°F), this humidity feels like a warm blanket wrapped around you, making any travel plans feel pleasantly sticky but still enjoyable as long as you stay hydrated and take breaks in the shade.

September Average Humidity in Itaperuna

This chart illustrates the average monthly humidity levels in Itaperuna, 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 Itaperuna is approximately 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%85%86%85%82%81%79%75%72%67%69%72%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Itaperuna

In Itaperuna 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 Itaperuna.

Maximum UV Index Levels in Itaperuna for September

The chart shows the monthly maximum UV Index (UVI) for Itaperuna 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 Itaperuna typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161513118781012131415
Data source: Itaperuna 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 Itaperuna Compares to Other Months

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

This table compares monthly weather conditions in Itaperuna, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)114 mm (4.5 inches)80%extreme
February Weather26°C (79°F)174 mm (6.9 inches)85%extreme
March Weather26°C (79°F)121 mm (4.8 inches)86%extreme
April Weather24°C (76°F)62 mm (2.5 inches)85%extreme
May Weather22°C (72°F)48 mm (1.9 inches)82%very high
June Weather21°C (70°F)13 mm (0.5 inches)81%high
July Weather20°C (68°F)14 mm (0.5 inches)79%very high
August Weather21°C (69°F)23 mm (0.9 inches)75%very high
September Weather24°C (75°F)33 mm (1.3 inches)72%extreme
October Weather24°C (76°F)94 mm (3.7 inches)66%extreme
November Weather24°C (75°F)189 mm (7.5 inches)69%extreme
December Weather25°C (78°F)177 mm (7.0 inches)72%extreme

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