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September Weather in Cochrane, Chile

Last updated: August 22, 2025

In September, the average temperature in Cochrane, Chile hovers around 2°C (36°F), where chilly days can dip as low as -7°C (20°F) and occasionally reach a pleasant 13°C (55°F). Expect notable precipitation of 140 mm (5.5 in) over approximately 19 days, contributing to an overall humidity level of 89%. Prepare for a damp and cool experience!

September Temperature in Cochrane

In September in Cochrane, the average temperature is 2°C (36°F). Maximums can reach 13°C (55°F), while minimums can drop as low as -7°C (20°F). Travelers should be prepared for chilly conditions and pack warm clothing to fully enjoy their visit.

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

The chart illustrates September temperature patterns in Cochrane, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cochrane, September typically has an average temperature of 2°C (36°F), with highs reaching up to 13°C (55°F) and lows dropping to around -7°C (20°F).
JanFebMarAprMayJunJulAugSepOctNovDec495248423631313336384349
Data source: Temperature data for Cochrane 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 Cochrane

In Cochrane in September, the total precipitation amount is 140 mm (5.5 in) over the course of 19 days.

September Precipitation Trends in Cochrane

The chart displays monthly precipitation patterns in Cochrane, 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 Cochrane, September typically receives around 140 mm (5.5 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec13793149179190215161204140139153137
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Cochrane

In Cochrane in September, humidity is 89%. With an average temperature of 2°C (36°F), this humidity feels like an uncomfortable chill that clings to your skin, making outdoor activities feel even colder and less inviting for traveling.

September Average Humidity in Cochrane

This chart illustrates the average monthly humidity levels in Cochrane, 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 Cochrane is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%90%89%91%92%92%93%92%90%89%89%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Cochrane

In Cochrane in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Cochrane, you can refer to this Hourly UV Index in Cochrane.

Maximum UV Index Levels in Cochrane for September

The chart shows the monthly maximum UV Index (UVI) for Cochrane 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 Cochrane typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1311853224691212
Data source: Cochrane 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 Cochrane Compares to Other Months

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

This table compares monthly weather conditions in Cochrane, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather10°C (50°F)137 mm (5.4 inches)88%extreme
February Weather11°C (52°F)93 mm (3.7 inches)90%extreme
March Weather9°C (48°F)149 mm (5.9 inches)89%very high
April Weather6°C (42°F)179 mm (7.1 inches)91%moderate
May Weather2°C (37°F)190 mm (7.5 inches)92%moderate
June Weather-1°C (31°F)214 mm (8.4 inches)92%low
July Weather0°C (32°F)161 mm (6.3 inches)93%low
August Weather1°C (33°F)204 mm (8.0 inches)92%moderate
September Weather2°C (36°F)140 mm (5.5 inches)89%high
October Weather4°C (39°F)139 mm (5.5 inches)88%very high
November Weather6°C (44°F)153 mm (6.0 inches)89%extreme
December Weather10°C (50°F)137 mm (5.4 inches)88%extreme

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