Gao weather in September 2025

Expect 39°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Gao in September. Check more long-term weather averages for Gao in September before you book your next holiday to Mali in 2025/2026.

  • 39°C maximum daytime temperature in September in Gao39
    39°C max day temperature
  • 8 hours of sunshine per day
  • 6 days with some rainfall in September in Gao6
    6 days with some rainfall
  • 26°C minimum night-time temperature in September in Gao26
    26°C min night temperature
  • 12 hours of daylight per day in September in Gao12
    12 hours of daylight per day
  • Extreme heat & humidity in September in GaoE
    Extreme heat & humidity
  • 31 mm monthly rainfall in September in Gao31
    31 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Gao11
    11+ (Extreme) UV index

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The September weather guide for Mali (Gao) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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How hot is it in Gao in September?

Daytime temperatures usually reach 39°C in Gao in September with extreme heat and humidity, falling to 26°C at night.

How sunny is it in Gao in September?

There are normally 8 hours of bright sunshine each day in Gao in September - that's 69% of daylight hours.

Does it ever rain in Gao in September?

There are usually 6 days with some rain in Gao in September and the average monthly rainfall is 31mm.

Gao September sunrise & sunset times

Browse the sunrise and sunset times for Gao in September 2025. Select a month to view Gao sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:47 18:13
Monday, 15th September 2025 05:49 18:02
Tuesday, 30th September 2025 05:50 17:50

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