Sousse weather in September 2025

Expect daytime maximum temperatures of 30°C in Sousse, Tunisia in September and high heat and humidity based on long-term weather averages. There are 9 hours of sunshine per day on average.

  • 30°C maximum daytime temperature in September in Sousse30
    30°C max day temperature
  • 9 hours of sunshine per day
  • 4 days with some rainfall in September in Sousse4
    4 days with some rainfall
  • 21°C minimum night-time temperature in September in Sousse21
    21°C min night temperature
  • 12 hours of daylight per day in September in Sousse12
    12 hours of daylight per day
  • High heat & humidity in September in SousseH
    High heat & humidity
  • 35 mm monthly rainfall in September in Sousse35
    35 mm of monthly rainfall
  • UV (maximum) index 7 (High) in September in Sousse7
    7 (High) UV index
  • 26°C sea temperature in September in Sousse26
    26°C sea temperature

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The September weather guide for Tunisia (Sousse) 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 Sousse in September?

Daytime temperatures usually reach 30°C in Sousse in September with high heat and humidity, falling to 21°C at night.

How sunny is it in Sousse in September?

There are normally 9 hours of bright sunshine each day in Sousse in September - that's 70% of daylight hours.

How warm is the sea around Sousse in September?

The average sea temperature around Sousse in September is 26°C.

Does it rain in Sousse in September?

There are usually 4 days with some rain in Sousse in September and the average monthly rainfall is 35mm.

Sousse September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:49 18:45
Monday, 15th September 2025 06:00 18:24
Tuesday, 30th September 2025 06:12 18:02

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