nomadseason

September Weather in Mountain, Colombia

Last updated: August 23, 2025

In September, the average temperature in Mountain, Colombia is a warm 28°C (82°F). Visitors can expect a comfortable range, with minimum temperatures around 25°C (78°F) and maximums reaching 30°C (85°F). However, be prepared for some rain, as the area experiences 161 mm (6.3 in) of precipitation over 24 days. With an average humidity of 80%, it's advisable to stay hydrated and enjoy all that this vibrant destination has to offer!

September Temperature in Mountain

In September in Mountain, the average temperature is 28°C (82°F), with maximums reaching up to 30°C (85°F) and minimums dropping as low as 25°C (78°F). This pleasant climate makes it an ideal time for travelers seeking warm weather and outdoor adventures.

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

The chart illustrates September temperature patterns in Mountain, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mountain, September typically has an average temperature of 28°C (82°F), with highs reaching up to 30°C (85°F) and lows dropping to around 25°C (78°F).
JanFebMarAprMayJunJulAugSepOctNovDec797979808182818282818180
Data source: Temperature data for Mountain 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 Mountain

In Mountain in September, the precipitation amount is 161 mm (6.3 in) spread over 24 days.

September Precipitation Trends in Mountain

The chart displays monthly precipitation patterns in Mountain, 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 Mountain, September typically receives around 161 mm (6.3 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec61323635173178152182161269202131
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Mountain

In Mountain in September, humidity is 80%. With an average temperature of 28°C (82°F), this humidity feels like a warm, thick blanket enveloping you, making outdoor activities sweaty and demanding frequent breaks in the shade while traveling.

September Average Humidity in Mountain

This chart illustrates the average monthly humidity levels in Mountain, 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 Mountain is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%80%80%82%83%87%86%83%80%79%81%79%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Mountain

In Mountain in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Mountain.

Maximum UV Index Levels in Mountain for September

The chart shows the monthly maximum UV Index (UVI) for Mountain 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 Mountain typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121314131313131313119
Data source: Mountain 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 Mountain Compares to Other Months

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

This table compares monthly weather conditions in Mountain, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)61 mm (2.4 inches)79%very high
February Weather26°C (79°F)32 mm (1.3 inches)80%extreme
March Weather26°C (79°F)36 mm (1.4 inches)80%extreme
April Weather27°C (80°F)35 mm (1.4 inches)82%extreme
May Weather27°C (81°F)173 mm (6.8 inches)83%extreme
June Weather28°C (82°F)178 mm (7.0 inches)87%extreme
July Weather27°C (82°F)152 mm (6.0 inches)86%extreme
August Weather28°C (82°F)182 mm (7.2 inches)83%extreme
September Weather28°C (82°F)161 mm (6.3 inches)80%extreme
October Weather27°C (82°F)269 mm (10.6 inches)79%extreme
November Weather27°C (81°F)202 mm (8.0 inches)81%extreme
December Weather27°C (81°F)131 mm (5.2 inches)79%very high

Compare Mountain's Climate with Cities Worldwide