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September Weather in Guarne, Colombia

Last updated: August 23, 2025

In September, the average temperature in Guarne, Colombia hovers around 18°C (64°F), offering a comfortable climate. While you can expect a minimum of 10°C (50°F), the maximum can reach a pleasant 28°C (83°F). Prepare for occasional rain, as the region sees about 243 mm (9.6 in) of precipitation over 27 days. Additionally, with an average humidity of 88%, you may want to pack accordingly!

September Temperature in Guarne

In September in Guarne, the average temperature is 18°C (64°F), with a maximum reaching 28°C (83°F) and a minimum dropping as low as 10°C (50°F). This pleasant weather makes Guarne an ideal destination for travelers looking to enjoy mild and comfortable temperatures.

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

The chart illustrates September temperature patterns in Guarne, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guarne, September typically has an average temperature of 18°C (64°F), with highs reaching up to 28°C (83°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec636463646464646564636364
Data source: Temperature data for Guarne 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 Guarne

In Guarne in September, the total precipitation amount reaches 243 mm (9.6 in) over the course of 27 days.

September Precipitation Trends in Guarne

The chart displays monthly precipitation patterns in Guarne, 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 Guarne, September typically receives around 243 mm (9.6 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec94152278307320193158176243303260131
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Guarne

In Guarne in September, humidity is 88%. With an average temperature of 18°C (64°F), this humidity feels like you’re walking through a warm, enveloping mist, making every step slightly weighted but also refreshing, ideal for leisurely exploration but challenging for strenuous activities.

September Average Humidity in Guarne

This chart illustrates the average monthly humidity levels in Guarne, 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 Guarne is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%68%65%73%88%89%89%87%88%89%90%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Guarne

In Guarne in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Guarne, you can check here.

Maximum UV Index Levels in Guarne for September

The chart shows the monthly maximum UV Index (UVI) for Guarne 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 Guarne typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141517161614141514141312
Data source: Guarne 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 Guarne Compares to Other Months

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

This table compares monthly weather conditions in Guarne, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather17°C (63°F)93 mm (3.7 inches)74%extreme
February Weather18°C (64°F)152 mm (6.0 inches)68%extreme
March Weather17°C (64°F)278 mm (11.0 inches)65%extreme
April Weather18°C (64°F)307 mm (12.1 inches)73%extreme
May Weather18°C (65°F)320 mm (12.6 inches)88%extreme
June Weather18°C (64°F)193 mm (7.6 inches)89%extreme
July Weather18°C (65°F)158 mm (6.2 inches)89%extreme
August Weather18°C (65°F)176 mm (6.9 inches)87%extreme
September Weather18°C (64°F)243 mm (9.6 inches)88%extreme
October Weather17°C (64°F)303 mm (11.9 inches)89%extreme
November Weather17°C (64°F)260 mm (10.2 inches)90%extreme
December Weather18°C (64°F)131 mm (5.2 inches)85%extreme

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