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Bamako in September: Weather, Average temperature and Climate

Take a look at past year’s weather for Bamako in September and see if it is worth visiting.
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September

Weather in Bamako in September 2025

OK Weather
Hot
🌧️
Rainy
Bamako in September usually sees fair weather conditions, with an average daily high temperature of +88°F and roughly 1 sunny days. However, you should prepare for about 14 rainy days with an average precipitation of 168 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+88°F
Avg. max. temperature
+70°F
Min.
+97°F
Max.
168 mm
Total precipitation
84%
Avg. humidity
1 m/s
Avg. wind
1 ☀️
Sunny Days
1 ⛅️
Cloudy
14 🌦
Rainy
Our opinion: Bamako has OK weather in September.

Average temperature in Bamako in September

Here are the expected maximum, average and minimum temperatures in Bamako for September based on the historical data.
Last Year
Historical Data

The temperature in September is +91°F on average, with a range between a maximum of +95°F during the day and a minimum of +72°F at night.

The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +93°F to +93°F.

Is Bamako warm or cold in September?

Bamako is typically hot in September.

Maximum temperatures go up compared to the previous month from +86°F to +88°F. The minimum temperature also goes up from +73°F to +73°F.

Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.

September is one of the coolest months in Bamako, here is the comparison with other months:

Climate in Bamako in September

Bamako weather looks like this, on average, in September and the surrounding months.
AugustSeptemberOctober
Avg. temperature
+86°F+88°F+91°F
Min. temperature
+70°F+70°F+63°F
Max. temperature
+95°F+97°F+102°F
Rainfall
255 mm168 mm52 mm
Wind
1 m/s1 m/s1 m/s
Humidity
85%84%72%
Air pressure
1011 HPa1011 HPa1010 HPa
Sunny days
015
Cloudy days
116
Rainy days
151410
Snowy days
000

September weather is still as ok as in August. It’s getting warmer as September arrives. The average maximum temperature goes up from +86°F to +88°F during the day. As September arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 255 mm to 168 mm. It feels drier, as humidity decreases from 85% to 84%. The average wind speed doesn’t change much during September, staying around 1 m/s. The good news is there are likely to be more sunny days in September, from 0 to 1.

October brings much the same weather, it remains ok.

Wind

Wind speed in Bamako in September based on historical data.
Last Year
Historical Data

The average wind speed is 2 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Bamako is gradually increasing during September, going from 1 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during September in Bamako based on historical data.
Last Year
Historical Data
A chance of rain on a typical day in September stands at 70%, leading to total precipitation of around 139 mm. The maximum amount of rainfall per day is around 31 mm, which is moderate rain. September is a pretty wet month with over 21 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
September is one of the rainiest months in Bamako, here is a comparison with other months, total mm:
Bamako wettest month is August, where a typical day has a 48% chance of precipitation and 255 mm of rainfall per day. February, on the other hand, is the driest month with a mere 0% chance of precipitation and 0 mm of rainfall per day.

How was the weather last September in Bamako?

This is the weather in Bamako in September 2023:
1 September
☀️
+92°F
2 September
☀️
+93°F
3 September
☀️
+87°F
4 September
🌧️
+87°F
5 September
☀️
+89°F
6 September
🌧️
+91°F
7 September
☀️
+89°F
8 September
☀️
+92°F
9 September
☀️
+81°F
10 September
☀️
+88°F
11 September
☀️
+92°F
12 September
☀️
+95°F
13 September
☁️
+88°F
14 September
☀️
+90°F
15 September
🌧️
+92°F
16 September
☁️
+88°F
17 September
☁️
+89°F
18 September
☀️
+87°F
19 September
☀️
+91°F
20 September
☀️
+91°F
21 September
🌧️
+91°F
22 September
🌧️
+87°F
23 September
☀️
+91°F
24 September
☀️
+91°F
25 September
☀️
+93°F
26 September
☁️
+91°F
27 September
☀️
+96°F
28 September
☀️
+95°F
29 September
☀️
+93°F
30 September
⛈️
+94°F
In September 2023 Bamako had 20 sunny days, 4 cloudy days, and 5 rainy days. The average maximum temperature was +91°F, with an absolute maximum of +95°F and a minimum of +81°F. The average humidity was 84%, with a maximum of 100% and a minimum of 55%. The average wind speed was 2 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in September?

Climate Change Over the Years

This is how Bamako climate has changed over the last 43 years.

The climate in Bamako in September has not changed that much over the last 43 years.

The average temperature was the lowest in 1999 (+91°F) and the highest in 2023 (+96°F). The driest year was 2004 with only 619 mm of rainfall, and the wettest year was 1994 with 1100 mm.

FAQ

Frequently asked questions about the weather in Bamako in September:

Is September a good time to visit Bamako?

It’s always a good time to visit Bamako, but the weather is changeable in September, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Bamako in September?

Absolutely, September is hot in Bamako. Plan on beach and pool time, and ensure that you pack light and breathable options to stay comfortable.

Is Bamako rainy in September?

Bamako is often rainy in September. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Bamako in September?

Usually, it’s not very sunny in Bamako in September, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Monthly weather in Bamako

Source of the data

For this page, we’ve looked at the typical weather in Bamako, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.