Interlaken weather in September 2024

Expect 15°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Interlaken in September. Check more long-term weather averages for Interlaken in September before you book your next holiday to Switzerland in 2024/2025.

  • 15°C maximum daytime temperature in September in Interlaken15
    15°C max day temperature
  • 5 hours of sunshine per day
  • 14 days with some rainfall in September in Interlaken14
    14 days with some rainfall
  • 7°C minimum night-time temperature in September in Interlaken7
    7°C min night temperature
  • 13 hours of daylight per day in September in Interlaken13
    13 hours of daylight per day
  • No heat & humidity in September in Interlaken0
    No heat & humidity
  • 108 mm monthly rainfall in September in Interlaken108
    108 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Interlaken5
    5 (Moderate) UV index

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The September weather guide for Switzerland (Interlaken) 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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More about Switzerland

How warm is it in Interlaken in September?

Daytime temperatures usually reach 15°C in Interlaken in September, falling to 7°C at night.

How sunny is it in Interlaken in September?

There are normally 5 hours of bright sunshine each day in Interlaken in September - that's 43% of daylight hours.

Does it rain in Interlaken in September?

There are usually 14 days with some rain in Interlaken in September and the average monthly rainfall is 108mm.

Interlaken September sunrise & sunset times

Browse the sunrise and sunset times for Interlaken in September 2024. Select a month to view Interlaken sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2024 06:49 20:07
Sunday, 15th September 2024 07:07 19:40
Monday, 30th September 2024 07:26 19:10

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