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September Weather in Pelotas, Brazil

Last updated: August 22, 2025

In September, the average temperature in Pelotas, Brazil hovers around 16°C (62°F), creating a mild yet inviting atmosphere. Temperatures can dip to a cool 7°C (45°F) and soar to a warm 28°C (83°F). With an average precipitation of 177 mm (7.0 in) spread over 12 days, expect a fair share of rain. The average humidity is notably high at 84%, adding a touch of moisture to the air.

September Temperature in Pelotas

In September in Pelotas, the average temperature is 16°C (62°F). Maximum temperatures can reach 28°C (83°F), while minimums can drop as low as 7°C (45°F). This mild climate makes Pelotas a great destination for travelers looking to enjoy comfortable weather.

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

The chart illustrates September temperature patterns in Pelotas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Pelotas, September typically has an average temperature of 16°C (62°F), with highs reaching up to 28°C (83°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec767573696259565861656972
Data source: Temperature data for Pelotas 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 Pelotas

In Pelotas in September, the total precipitation amount is 177 mm (7.0 in) spread out over 12 days.

September Precipitation Trends in Pelotas

The chart displays monthly precipitation patterns in Pelotas, 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 Pelotas, September typically receives around 177 mm (7.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec110889074105911111051771548679
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Pelotas

In Pelotas in September, humidity is 84%. With an average temperature of 16°C (62°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities a bit sticky, but with the right gear, you can still explore comfortably.

September Average Humidity in Pelotas

This chart illustrates the average monthly humidity levels in Pelotas, 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 Pelotas is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%79%79%82%87%85%82%81%84%85%82%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Pelotas

In Pelotas in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Pelotas.

Maximum UV Index Levels in Pelotas for September

The chart shows the monthly maximum UV Index (UVI) for Pelotas 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 Pelotas typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141312954469121315
Data source: Pelotas 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 Pelotas Compares to Other Months

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

This table compares monthly weather conditions in Pelotas, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)110 mm (4.3 inches)77%extreme
February Weather24°C (75°F)88 mm (3.5 inches)79%extreme
March Weather23°C (73°F)90 mm (3.5 inches)79%extreme
April Weather20°C (69°F)74 mm (2.9 inches)82%very high
May Weather17°C (63°F)105 mm (4.2 inches)87%moderate
June Weather15°C (59°F)91 mm (3.6 inches)85%moderate
July Weather13°C (56°F)111 mm (4.4 inches)82%moderate
August Weather14°C (58°F)105 mm (4.1 inches)81%high
September Weather16°C (62°F)177 mm (7.0 inches)84%very high
October Weather18°C (65°F)154 mm (6.1 inches)85%extreme
November Weather20°C (69°F)85 mm (3.4 inches)82%extreme
December Weather22°C (72°F)79 mm (3.1 inches)84%extreme

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