Westerland weather in September 2025

Expect 17°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Westerland in September. Check more long-term weather averages for Westerland in September before you book your next holiday to Germany in 2025/2026.

  • 17°C maximum daytime temperature in September in Westerland17
    17°C max day temperature
  • 4 hours of sunshine per day
  • 17 days with some rainfall in September in Westerland17
    17 days with some rainfall
  • 10°C minimum night-time temperature in September in Westerland10
    10°C min night temperature
  • 13 hours of daylight per day in September in Westerland13
    13 hours of daylight per day
  • No heat & humidity in September in Westerland0
    No heat & humidity
  • 87 mm monthly rainfall in September in Westerland87
    87 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in September in Westerland3
    3 (Moderate) UV index
  • 16°C sea temperature in September in Westerland16
    16°C sea temperature

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The September weather guide for Germany (Westerland) 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 Germany

How warm is it in Westerland in September?

Daytime temperatures usually reach 17°C in Westerland in September, falling to 10°C at night.

How sunny is it in Westerland in September?

There are normally 4 hours of bright sunshine each day in Westerland in September - that's 35% of daylight hours.

How warm is the sea around Westerland in September?

The average sea temperature around Westerland in September is 16°C.

Does it rain in Westerland in September?

There are usually 17 days with some rain in Westerland in September and the average monthly rainfall is 87mm.

Westerland September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:34 19:19
Monday, 15th September 2025 05:59 18:43
Tuesday, 30th September 2025 06:28 18:05

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