September Weather in Milan, Colombia

Last updated: August 23, 2025

In September, the average temperature in Milan, Colombia is a pleasant 26°C (80°F). You can expect a minimum temperature of 20°C (68°F) and a maximum of 35°C (96°F). This month also sees about 200 mm (7.9 in) of precipitation over 19 days, with an average humidity of 53%. Whether it’s sunshine or rain, Milan offers a lively climate to enjoy!

September Temperature in Milan

In September in Milan, the average temperature is 26°C (80°F). Maximums can reach 35°C (96°F), while minimums can drop to as low as 20°C (68°F). It's a great time to visit for those who enjoy warm weather and outdoor activities.

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

The chart illustrates September temperature patterns in Milan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Milan, September typically has an average temperature of 26°C (80°F), with highs reaching up to 35°C (96°F) and lows dropping to around 20°C (68°F).

Data source: Temperature data for Milan generated using information from the Copernicus Climate Change Service.

September Precipitation in Milan

In Milan in September, the precipitation amount reaches 200 mm (7.9 in) over a span of 19 days.

September Precipitation Trends in Milan

The chart displays monthly precipitation patterns in Milan, 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 Milan, September typically receives around 200 mm (7.9 inches) of precipitation spread over approximately 19 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Milan

In Milan in September, humidity is 53%. With an average temperature of 26°C (80°F), this humidity feels like a warm embrace—comfortably pleasant for traveling, yet a gentle reminder to stay hydrated as you explore the sights.

September Average Humidity in Milan

This chart illustrates the average monthly humidity levels in Milan, 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 Milan is approximately 53%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Milan

In Milan 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 Milan, you can check here.

Maximum UV Index Levels in Milan for September

The chart shows the monthly maximum UV Index (UVI) for Milan 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 Milan typically reaches 14, which falls under the extreme exposure category.

Data source: Milan 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 Milan Compares to Other Months

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

This table compares monthly weather conditions in Milan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	126 mm (5.0 inches)	72%	extreme
February Weather	28°C (82°F)	161 mm (6.3 inches)	66%	extreme
March Weather	27°C (80°F)	272 mm (10.7 inches)	74%	extreme
April Weather	26°C (80°F)	359 mm (14.1 inches)	83%	extreme
May Weather	26°C (78°F)	406 mm (16.0 inches)	93%	extreme
June Weather	25°C (77°F)	466 mm (18.4 inches)	93%	extreme
July Weather	25°C (77°F)	383 mm (15.1 inches)	84%	extreme
August Weather	26°C (79°F)	200 mm (7.9 inches)	61%	extreme
September Weather	26°C (80°F)	200 mm (7.9 inches)	53%	extreme
October Weather	26°C (80°F)	220 mm (8.6 inches)	67%	extreme
November Weather	27°C (80°F)	198 mm (7.8 inches)	78%	extreme
December Weather	27°C (81°F)	118 mm (4.6 inches)	85%	extreme