Bissau weather in September 2020

  • 30°C maximum daytime temperature in September in Bissau30
    30°C max day temperature
  • 6 hours of sunshine per day
  • 19 days with some rainfall in September in Bissau19
    19 days with some rainfall
  • 23°C minimum night-time temperature in September in Bissau23
    23°C min night temperature
  • 12 hours of daylight per day in September in Bissau12
    12 hours of daylight per day
  • High heat & humidity in September in BissauH
    High heat & humidity
  • 389 mm monthly rainfall in September in Bissau389
    389 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Bissau11
    11+ (Extreme) UV index
  • 28°C sea temperature in September in Bissau28
    28°C sea temperature
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The September weather guide for Bissau, Guinea-Bissau 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.

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How hot is it in Bissau in September?

Daytime temperatures usually reach 30°C in Bissau in September with high heat and humidity, falling to 23°C at night.

How sunny is it in Bissau in September?

There are normally 6 hours of bright sunshine each day in Bissau in September - that's 49% of daylight hours.

How warm is the sea around Bissau in September?

The average sea temperature around Bissau in September is 28°C.

Does it ever rain in Bissau in September?

There are usually 19 days with some rain in Bissau in September and the average monthly rainfall is 389mm.

What is the chance of a hurricane in Bissau in September?

On average less than 1 day in September in Bissau is likely to be affected by the passage of one or more tropical storms.

Bissau sunrise & sunset times for September 2020

Browse the sunrise & sunset times for Bissau in September 2020. Select a month to view Bissau sunrise & sunset times for the next twelve months.


Date Sunrise times Sunset times
Tuesday, 1st September 2020 06:52 19:12
Tuesday, 15th September 2020 06:52 19:03
Wednesday, 30th September 2020 06:51 18:53
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Metric (°C / mm)  |  Imperial (°F / inches)

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Where's hot in Guinea-Bissau in September?

Below are average maximum temperatures at popular destinations in Guinea-Bissau in September. Select a destination to see more weather parameters.

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