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September Weather in Vicuna, Chile

Last updated: August 22, 2025

In Vicuna, Chile, the average temperature in September hovers around 12°C (53°F). Daily temperatures can range from a chilly -3°C (26°F) to a warm 28°C (82°F). Expect about 17 mm (0.7 in) of precipitation spread over 4 days, and enjoy a comfortable average humidity of 50%.

September Temperature in Vicuna

In September in Vicuna, the average temperature is 12°C (53°F). Maximum temperatures can reach 28°C (82°F), while the minimum can drop as low as -3°C (26°F). This variation makes it an ideal time to experience both the warm and cool aspects of Vicuna during your travels.

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

The chart illustrates September temperature patterns in Vicuna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vicuna, September typically has an average temperature of 12°C (53°F), with highs reaching up to 28°C (82°F) and lows dropping to around -3°C (26°F).
JanFebMarAprMayJunJulAugSepOctNovDec656563595344454853576164
Data source: Temperature data for Vicuna 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 Vicuna

In Vicuna in September, the precipitation amount is 17 mm (0.7 in) over a span of 4 days.

September Precipitation Trends in Vicuna

The chart displays monthly precipitation patterns in Vicuna, 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 Vicuna, September typically receives around 17 mm (0.7 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec897740501719171356
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Vicuna

In Vicuna in September humidity is 50%. With an average temperature of 12°C (53°F), this humidity feels like a cool, refreshing embrace while traveling, creating perfect conditions for exploring the sights without the discomfort of excessive heat.

September Average Humidity in Vicuna

This chart illustrates the average monthly humidity levels in Vicuna, 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 Vicuna is approximately 50%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec39%40%46%50%58%62%67%64%50%48%41%35%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Vicuna

In Vicuna 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 Vicuna.

Maximum UV Index Levels in Vicuna for September

The chart shows the monthly maximum UV Index (UVI) for Vicuna 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 Vicuna typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec16141310756710121516
Data source: Vicuna 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 Vicuna Compares to Other Months

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

This table compares monthly weather conditions in Vicuna, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (65°F)8 mm (0.3 inches)39%extreme
February Weather18°C (65°F)9 mm (0.3 inches)40%extreme
March Weather17°C (63°F)7 mm (0.3 inches)46%extreme
April Weather15°C (59°F)7 mm (0.3 inches)50%very high
May Weather12°C (53°F)40 mm (1.6 inches)58%high
June Weather7°C (44°F)50 mm (2.0 inches)62%moderate
July Weather7°C (45°F)17 mm (0.7 inches)67%high
August Weather9°C (49°F)19 mm (0.7 inches)64%high
September Weather12°C (53°F)17 mm (0.7 inches)50%very high
October Weather14°C (57°F)13 mm (0.5 inches)48%extreme
November Weather16°C (61°F)5 mm (0.2 inches)41%extreme
December Weather18°C (64°F)6 mm (0.2 inches)35%extreme

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