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September Weather in La Sierra, Colombia

Last updated: August 23, 2025

In September, the average temperature in La Sierra, Colombia is a pleasant 18°C (65°F). Temperatures can range from a minimum of 11°C (53°F) to a maximum of 27°C (81°F). Expect significant rainfall, with an average precipitation of 576 mm (22.7 in) spread over 30 days. Additionally, the average humidity level sits at a comfortable 69%, creating a vibrant and refreshing atmosphere throughout the month.

September Temperature in La Sierra

In September in La Sierra, the average temperature is 18°C (65°F). Maximum temperatures can reach 27°C (81°F), while minimums can drop as low as 11°C (53°F). This mild climate makes it an ideal destination for travelers looking to explore comfortably.

September Weather in La Sierra: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in La Sierra, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Sierra, September typically has an average temperature of 18°C (65°F), with highs reaching up to 27°C (81°F) and lows dropping to around 11°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec646565656565656565646464
Data source: Temperature data for La Sierra 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 La Sierra

In La Sierra in September, the total precipitation amount is 576 mm (22.7 in) over the course of 30 days.

September Precipitation Trends in La Sierra

The chart displays monthly precipitation patterns in La Sierra, 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 La Sierra, September typically receives around 576 mm (22.7 inches) of precipitation spread over approximately 30 days.
JanFebMarAprMayJunJulAugSepOctNovDec407460645707835736649474576658550583
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in La Sierra

In La Sierra in September humidity is 69%. With an average temperature of 18°C (65°F), this humidity feels like a warm, damp blanket around you, making travel less comfortable and causing you to feel sticky and fatigued more quickly.

September Average Humidity in La Sierra

This chart illustrates the average monthly humidity levels in La Sierra, 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 La Sierra is approximately 69%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%71%78%81%88%85%75%64%70%80%85%82%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in La Sierra

In La Sierra in September, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in La Sierra.

Maximum UV Index Levels in La Sierra for September

The chart shows the monthly maximum UV Index (UVI) for La Sierra 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 La Sierra typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161618181614141515151412
Data source: La Sierra 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 La Sierra Compares to Other Months

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

This table compares monthly weather conditions in La Sierra, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (65°F)407 mm (16.0 inches)74%extreme
February Weather18°C (65°F)460 mm (18.1 inches)71%extreme
March Weather18°C (65°F)645 mm (25.4 inches)78%extreme
April Weather18°C (65°F)707 mm (27.8 inches)81%extreme
May Weather18°C (65°F)835 mm (32.9 inches)88%extreme
June Weather18°C (65°F)736 mm (29.0 inches)85%extreme
July Weather19°C (66°F)649 mm (25.6 inches)75%extreme
August Weather19°C (66°F)474 mm (18.7 inches)64%extreme
September Weather18°C (65°F)576 mm (22.7 inches)69%extreme
October Weather18°C (65°F)658 mm (25.9 inches)80%extreme
November Weather18°C (65°F)550 mm (21.6 inches)85%extreme
December Weather18°C (65°F)583 mm (22.9 inches)82%extreme

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