Wallis weather in September 2025

Expect 29°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in Wallis in September. Check more long-term weather averages for Wallis in September before you book your next holiday to Wallis & Futuna in 2025/2026.

  • 29°C maximum daytime temperature in September in Wallis29
    29°C max day temperature
  • 5 days with some rainfall in September in Wallis5
    5 days with some rainfall
  • 24°C minimum night-time temperature in September in Wallis24
    24°C min night temperature
  • 12 hours of daylight per day in September in Wallis12
    12 hours of daylight per day
  • High heat & humidity in September in WallisH
    High heat & humidity
  • 186 mm monthly rainfall in September in Wallis186
    186 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Wallis11
    11+ (Extreme) UV index
  • 28°C sea temperature in September in Wallis28
    28°C sea temperature

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The September weather guide for Wallis & Futuna (Wallis) 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 Wallis in September?

Daytime temperatures usually reach 29°C in Wallis in September with high heat and humidity, falling to 24°C at night.

How warm is the sea around Wallis in September?

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

Does it rain in Wallis in September?

There are usually 5 days with some rain in Wallis in September and the average monthly rainfall is 186mm.

Wallis September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:49 17:40
Monday, 15th September 2025 05:40 17:41
Tuesday, 30th September 2025 05:29 17:41

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