Bamako
Mali
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Bamako, Mali

View of a park overlooking the River Niger and the city of Bamako, Mali
View of a park overlooking the River Niger and the city of Bamako, Mali
The first month of the autumn, September, is still a hot month in Bamako, Mali, with temperature in the range of an average high of 32.2°C (90°F) and an average low of 21.6°C (70.9°F).

Temperature

In Bamako, the average high-temperature in September is practically the same as in August - a still tropical 32.2°C (90°F). The average low-temperature, in Bamako, is 21.6°C (70.9°F).

Humidity

The average relative humidity is 78%.

Rainfall

In September, in Bamako, the rain falls for 14.7 days. Throughout September, 195.9mm (7.7") of precipitation is accumulated. In Bamako, Mali, during the entire year, the rain falls for 73.7 days and collects up to 991.3mm (39") of precipitation.

Daylight

In September, the average length of the day in Bamako is 12.2h.

Sunshine

In September, the average sunshine is 7.4h.

UV index

February through September, with an average maximum UV index of 12, are months with the highest UV index in Bamako. A UV Index value of 11, and more, symbolizes an extreme threat to health from unprotected exposure to the Sun's UV rays for average individuals.
The average daily UV index of 12 transform into the following instructions:
Take all required precautions, as unprotected skin and eyes can burn in minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise.

What is the temperature in September in Bamako?

The average high-temperature, in September, in Bamako, is 32.2°C (90°F), while the average low-temperature is 21.6°C (70.9°F).

What is the average humidity in September in Bamako?

In Bamako, the average relative humidity in September is 78%.

How many days does it rain in September in Bamako?

In Bamako, Mali, in September, during 14.7 rainfall days, 195.9mm (7.7") of precipitation is typically accumulated.

What is the average length of the day in September in Bamako?

In Bamako, Mali, the average length of the day in September is 12.2h.

How many hours of sunshine does Bamako have in September?

In Bamako, the average sunshine in September is 7.4h.

When is the highest UV index in Bamako?

Months with the highest UV index in Bamako, Mali, are February through September, with an average maximum UV index of 12.

What is the UV index reading in September in Bamako?

The average daily maximum UV index in September in Bamako, Mali, is 12. A UV Index of 11, and more, symbolizes an extreme health vulnerability from the exposure to the Sun's UV rays.
Average temperature in September - Bamako, Mali
  • Average high temperature in September: 32.2°C

The warmest month (with the highest average high temperature) is April (39.6°C).
The month with the lowest average high temperature is August (31.1°C).

  • Average low temperature in September: 21.6°C

The month with the highest average low temperature is May (25.4°C).
The coldest month (with the lowest average low temperature) is December (16.8°C).

Average humidity in September - Bamako, Mali
  • Average humidity in September: 78%

The month with the highest relative humidity is August (81%).
The month with the lowest relative humidity is February (20%).

Average rainfall in September - Bamako, Mali
  • Average rainfall in September: 195.9mm

The wettest month (with the highest rainfall) is August (290.2mm).
The driest month (with the lowest rainfall) is December (0.5mm).

Average rainfall days in September - Bamako, Mali
  • Average rainfall days in September: 14.7 days

The month with the highest number of rainy days is August (17.9 days).
The month with the lowest number of rainy days is December (0.1 days).

Average daylight in September / Average sunshine in September - Bamako, Mali
  • Average daylight in September: 12.2h

The month with the longest days is June (Average daylight: 12.9h).
The month with shortest days is December (Average daylight: 11.4h).

  • Average sunshine in September: 7.4h

Months with most sunshine are February and November (Average sunshine: 9h).
Months with least sunshine are July and August (Average sunshine: 7).

Average UV index in September - Bamako, Mali
  • Average UV index in September: 12

Months with the highest UV index are February, March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 9).