nomadseason

September Weather in Rolante, Brazil

Last updated: August 22, 2025

In September, the average temperature in Rolante, Brazil is a pleasant 18°C (64°F). However, temperatures can vary significantly, with a minimum of 3°C (37°F) and a maximum reaching 34°C (94°F). Expect 174 mm (6.9 in) of precipitation spread over 12 days, contributing to an average humidity of 80%. Make sure to prepare accordingly!

September Temperature in Rolante

In September in Rolante, the average temperature is 18°C (64°F). Maximums can reach 34°C (94°F), and minimums can be as low as 3°C (37°F). Be sure to pack both light clothing for the warm days and warmer layers for the cooler evenings.

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

The chart illustrates September temperature patterns in Rolante, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rolante, September typically has an average temperature of 18°C (64°F), with highs reaching up to 34°C (94°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec757472686259575964666872
Data source: Temperature data for Rolante generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Rolante

In Rolante in September, the total precipitation amount is 174 mm (6.9 in) over the course of 12 days.

September Precipitation Trends in Rolante

The chart displays monthly precipitation patterns in Rolante, 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 Rolante, September typically receives around 174 mm (6.9 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec14512511781152991217817414713196
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Rolante

In Rolante in September humidity is 80%. With an average temperature of 18°C (64°F), this humidity feels like a warm, damp blanket wrapping around you, making travel a bit more exhausting as the air thickens and the heat clings to your skin.

September Average Humidity in Rolante

This chart illustrates the average monthly humidity levels in Rolante, 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 Rolante is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%77%79%83%88%86%82%77%80%84%83%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Rolante

In Rolante in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Rolante.

Maximum UV Index Levels in Rolante for September

The chart shows the monthly maximum UV Index (UVI) for Rolante 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 Rolante typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14141210655710121415
Data source: Rolante 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 Rolante Compares to Other Months

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

This table compares monthly weather conditions in Rolante, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)145 mm (5.7 inches)80%extreme
February Weather23°C (74°F)124 mm (4.9 inches)77%extreme
March Weather22°C (72°F)117 mm (4.6 inches)79%extreme
April Weather20°C (68°F)81 mm (3.2 inches)83%very high
May Weather16°C (62°F)152 mm (6.0 inches)88%high
June Weather15°C (60°F)99 mm (3.9 inches)86%moderate
July Weather14°C (57°F)121 mm (4.8 inches)82%moderate
August Weather15°C (60°F)78 mm (3.1 inches)77%high
September Weather18°C (64°F)174 mm (6.9 inches)80%very high
October Weather19°C (66°F)147 mm (5.8 inches)84%extreme
November Weather20°C (69°F)130 mm (5.1 inches)83%extreme
December Weather22°C (72°F)96 mm (3.8 inches)87%extreme

Compare Rolante's Climate with Cities Worldwide