nomadseason

September Weather in Trevelin, Argentina

Last updated: August 22, 2025

In September, the average temperature in Trevelin, Argentina is a brisk 4°C (39°F). During this month, temperatures can dip as low as -12°C (11°F) or rise to a pleasant 19°C (67°F). Expect 86 mm (3.4 in) of precipitation spread over 12 days, accompanied by an average humidity of 85%, making it a notably damp period.

September Temperature in Trevelin

In September in Trevelin, the average temperature is 4°C (39°F), with maximums reaching 19°C (67°F) and minimums plummeting to as low as -12°C (11°F). It's essential to pack layers and prepare for a wide range of temperatures when traveling during this time.

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

The chart illustrates September temperature patterns in Trevelin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Trevelin, September typically has an average temperature of 4°C (39°F), with highs reaching up to 19°C (67°F) and lows dropping to around -12°C (11°F).
JanFebMarAprMayJunJulAugSepOctNovDec555752464034343639424954
Data source: Temperature data for Trevelin 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 Trevelin

In Trevelin in September, the precipitation amount is 86 mm (3.4 in) over a span of 12 days.

September Precipitation Trends in Trevelin

The chart displays monthly precipitation patterns in Trevelin, 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 Trevelin, September typically receives around 86 mm (3.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec483069961472161421608610410069
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Trevelin

In Trevelin in September, humidity is 85%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and requiring extra layers to ward off the cold and moisture.

September Average Humidity in Trevelin

This chart illustrates the average monthly humidity levels in Trevelin, 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 Trevelin is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%75%75%85%88%89%89%90%85%80%74%74%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Trevelin

In Trevelin in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Trevelin.

Maximum UV Index Levels in Trevelin for September

The chart shows the monthly maximum UV Index (UVI) for Trevelin 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 Trevelin typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec14129642357101414
Data source: Trevelin 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 Trevelin Compares to Other Months

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

This table compares monthly weather conditions in Trevelin, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (55°F)48 mm (1.9 inches)73%extreme
February Weather14°C (57°F)30 mm (1.2 inches)75%extreme
March Weather11°C (52°F)69 mm (2.7 inches)75%very high
April Weather8°C (46°F)96 mm (3.8 inches)85%high
May Weather5°C (40°F)147 mm (5.8 inches)88%moderate
June Weather1°C (35°F)216 mm (8.5 inches)89%low
July Weather1°C (34°F)141 mm (5.6 inches)89%moderate
August Weather2°C (36°F)160 mm (6.3 inches)90%moderate
September Weather4°C (39°F)86 mm (3.4 inches)85%high
October Weather6°C (42°F)104 mm (4.1 inches)80%very high
November Weather9°C (49°F)100 mm (3.9 inches)74%extreme
December Weather12°C (54°F)69 mm (2.7 inches)74%extreme

Compare Trevelin's Climate with Cities Worldwide