Basel weather in September 2024

Expect 20°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Basel in September. Check more long-term weather averages for Basel in September before you book your next holiday to Switzerland in 2024/2025.

  • 20°C maximum daytime temperature in September in Basel20
    20°C max day temperature
  • 6 hours of sunshine per day
  • 12 days with some rainfall in September in Basel12
    12 days with some rainfall
  • 10°C minimum night-time temperature in September in Basel10
    10°C min night temperature
  • 13 hours of daylight per day in September in Basel13
    13 hours of daylight per day
  • No heat & humidity in September in Basel0
    No heat & humidity
  • 64 mm monthly rainfall in September in Basel64
    64 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Basel5
    5 (Moderate) UV index

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The September weather guide for Switzerland (Basel) 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 hot is it in Basel in September?

Daytime temperatures usually reach 20°C in Basel in September, falling to 10°C at night.

How sunny is it in Basel in September?

There are normally 6 hours of bright sunshine each day in Basel in September - that's 45% of daylight hours.

Does it rain in Basel in September?

There are usually 12 days with some rain in Basel in September and the average monthly rainfall is 64mm.

Basel September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2024 06:49 20:09
Sunday, 15th September 2024 07:07 19:41
Monday, 30th September 2024 07:28 19:10

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