Rostock weather in September 2025

Expect 17°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Rostock in September. Check more long-term weather averages for Rostock in September before you book your next holiday to Germany in 2025/2026.

  • 17°C maximum daytime temperature in September in Rostock17
    17°C max day temperature
  • 5 hours of sunshine per day
  • 13 days with some rainfall in September in Rostock13
    13 days with some rainfall
  • 11°C minimum night-time temperature in September in Rostock11
    11°C min night temperature
  • 13 hours of daylight per day in September in Rostock13
    13 hours of daylight per day
  • No heat & humidity in September in Rostock0
    No heat & humidity
  • 53 mm monthly rainfall in September in Rostock53
    53 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in September in Rostock3
    3 (Moderate) UV index
  • 15°C sea temperature in September in Rostock15
    15°C sea temperature

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The September weather guide for Germany (Rostock) 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 Rostock in September?

Daytime temperatures usually reach 17°C in Rostock in September, falling to 11°C at night.

How sunny is it in Rostock in September?

There are normally 5 hours of bright sunshine each day in Rostock in September - that's 40% of daylight hours.

How warm is the sea around Rostock in September?

The average sea temperature around Rostock in September is 15°C.

Does it rain in Rostock in September?

There are usually 13 days with some rain in Rostock in September and the average monthly rainfall is 53mm.

Rostock September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:20 19:02
Monday, 15th September 2025 05:45 18:27
Tuesday, 30th September 2025 06:12 17:50

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