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September Weather in San, Mali

Last updated: August 23, 2025

In September, the average temperature in San, Mali hovers around 28°C (83°F). Temperatures can range from a comfortable 22°C (72°F) to a scorching 37°C (98°F). Expect about 100 mm (3.9 in) of precipitation spread over 13 days, with an average humidity of 86%. Be prepared for warm, humid days with occasional rain!

September Temperature in San

In September in San, the average temperature is 28°C (83°F). The maximum can reach 37°C (98°F), while the minimum can drop to as low as 22°C (72°F). This makes it an ideal time for travelers seeking warm weather and comfortable conditions for outdoor activities.

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

The chart illustrates September temperature patterns in San, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San, September typically has an average temperature of 28°C (83°F), with highs reaching up to 37°C (98°F) and lows dropping to around 22°C (72°F).
JanFebMarAprMayJunJulAugSepOctNovDec778289939389848182858479
Data source: Temperature data for San 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 San

In San in September, the total precipitation amount is 100 mm (3.9 in), occurring over a span of 13 days.

September Precipitation Trends in San

The chart displays monthly precipitation patterns in San, 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 San, September typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec011619411441981002910
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San

In San in September humidity is 86%. With an average temperature of 28°C (83°F), this humidity feels like a heavy blanket enveloping you, making every step feel sluggish and every breath a reminder of the tropical heat, which can be quite challenging for traveling.

September Average Humidity in San

This chart illustrates the average monthly humidity levels in San, 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 San is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec12%11%13%25%47%78%80%86%86%80%47%15%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San

In San 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 San.

Maximum UV Index Levels in San for September

The chart shows the monthly maximum UV Index (UVI) for San 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 San typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111213121313141312109
Data source: San 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 San Compares to Other Months

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

This table compares monthly weather conditions in San, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (77°F)0 mm (0.0 inches)12%very high
February Weather28°C (83°F)1 mm (0.0 inches)11%extreme
March Weather32°C (89°F)1 mm (0.0 inches)13%extreme
April Weather34°C (93°F)6 mm (0.3 inches)25%extreme
May Weather34°C (93°F)19 mm (0.7 inches)47%extreme
June Weather32°C (89°F)41 mm (1.6 inches)77%extreme
July Weather29°C (84°F)144 mm (5.7 inches)80%extreme
August Weather27°C (81°F)198 mm (7.8 inches)86%extreme
September Weather28°C (83°F)100 mm (3.9 inches)86%extreme
October Weather30°C (86°F)29 mm (1.1 inches)80%extreme
November Weather29°C (84°F)1 mm (0.0 inches)47%very high
December Weather26°C (79°F)0 mm (0.0 inches)15%very high

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