September · Mali
Best time to visit Bamako in September Weather, crowds & prices
Weather in Bamako in September
Average temperature 27°C, 209 mm of rain, about 23 days with 6+ hours of sunshine and 79% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
4.5/10
Ranked #9 of 12 months
- Avg temp
- 27°C
- Rainfall
- 209 mm
- Humidity
- 79%
- Days with 6h+ sun
- 23
- Crowd Density
- Quiet / Uncrowded
- Average Expenses
- $ · Budget Friendly ($)
September in Bamako scores 4.5/10 for sightseeing and cultural travel - ranked #9 of 12. Expect around 27°C, 209 mm of rain, and roughly 23 days with 6+ hours of sunshine this month.
Bamako spreads along the Niger River in Mali, with markets, a national museum and the green Manding hills to the south.
September in Bamako — off-season conditions
Days in September average 27°C (80°F) and humidity near 79% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.
This is the year's wettest stretch at 209 mm, but with about 23 days with 6+ hours of sunshine it is not a total loss; an indoor fallback covers the risk.
That is 4.5/10 on the same scale — 9th of 12 months, versus 8.4/10 for the best month here.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.
Budget for low-season pricing, and crowds are light for this destination.
If your dates are flexible, December is materially better in Bamako — 3.9 points higher on the same scale.
Frequently asked
- What is the weather like in Bamako in September?
- In September, Bamako averages 27°C, 209 mm of rain, and about 23 days with 6+ hours of sunshine. Its climate-comfort score is 4.5/10.
- Is September a good time to visit Bamako?
- September earns a 4.5/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Bamako in September?
- Expect about 209 mm of rain in September. Average humidity is 79% and there are about 23 days with 6+ hours of sunshine.
Curated in Bamako
Tickets & experiences
Things to do in Bamako
Bamako, Mali. Live activities and tours from GetYourGuide, matched to this destination.