September Weather in Mali, Guinea

Last updated: August 23, 2025

In Mali, Guinea, the average temperature in September hovers around 24°C (76°F), with the mercury dipping as low as 19°C (66°F) and peaking at a sweltering 34°C (93°F). Expect significant rainfall with a total precipitation of 369 mm (14.5 in) over 27 days, contributing to a high average humidity of 89%. Prepare for a tropical experience!

September Temperature in Mali

In September in Mali, the average temperature is 24°C (76°F). Maximums can reach 34°C (93°F), and minimums can be as low as 19°C (66°F). This pleasant climate makes it an ideal time for travelers to explore the area and enjoy outdoor activities.

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

The chart illustrates September temperature patterns in Mali, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mali, September typically has an average temperature of 24°C (76°F), with highs reaching up to 34°C (93°F) and lows dropping to around 19°C (66°F).

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

September Precipitation in Mali

In Mali in September, the total precipitation amount is 369 mm (14.5 in) distributed over 27 days.

September Precipitation Trends in Mali

The chart displays monthly precipitation patterns in Mali, 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 Mali, September typically receives around 369 mm (14.5 inches) of precipitation spread over approximately 27 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 Mali

In Mali in September, humidity is 89%. With an average temperature of 24°C (76°F), this humidity feels like a heavy, warm blanket wrapping around you, making outdoor activities challenging and requiring frequent hydration.

September Average Humidity in Mali

This chart illustrates the average monthly humidity levels in Mali, 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 Mali is approximately 89%, 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 Mali

In Mali 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 Mali, you can check here.

Maximum UV Index Levels in Mali for September

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

Data source: Mali 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 Mali Compares to Other Months

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

This table compares monthly weather conditions in Mali, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	0 mm (0.0 inches)	25%	very high
February Weather	27°C (81°F)	1 mm (0.0 inches)	34%	extreme
March Weather	29°C (84°F)	2 mm (0.1 inches)	39%	extreme
April Weather	30°C (87°F)	7 mm (0.3 inches)	57%	extreme
May Weather	30°C (85°F)	68 mm (2.7 inches)	70%	extreme
June Weather	27°C (80°F)	178 mm (7.0 inches)	88%	extreme
July Weather	25°C (76°F)	360 mm (14.2 inches)	88%	extreme
August Weather	24°C (75°F)	453 mm (17.8 inches)	91%	extreme
September Weather	24°C (76°F)	369 mm (14.5 inches)	89%	extreme
October Weather	25°C (78°F)	146 mm (5.8 inches)	88%	extreme
November Weather	26°C (79°F)	22 mm (0.9 inches)	75%	very high
December Weather	26°C (79°F)	0 mm (0.0 inches)	43%	very high