Dubrovnik weather in September 2025

Expect 24°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Dubrovnik in September. Check more long-term weather averages for Dubrovnik in September before you book your next holiday to Croatia in 2025/2026.

  • 24°C maximum daytime temperature in September in Dubrovnik24
    24°C max day temperature
  • 8 hours of sunshine per day
  • 8 days with some rainfall in September in Dubrovnik8
    8 days with some rainfall
  • 13°C minimum night-time temperature in September in Dubrovnik13
    13°C min night temperature
  • 12 hours of daylight per day in September in Dubrovnik12
    12 hours of daylight per day
  • Low heat & humidity in September in DubrovnikL
    Low heat & humidity
  • 93 mm monthly rainfall in September in Dubrovnik93
    93 mm of monthly rainfall
  • UV (maximum) index 6 (High) in September in Dubrovnik6
    6 (High) UV index
  • 23°C sea temperature in September in Dubrovnik23
    23°C sea temperature

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The September weather guide for Croatia (Dubrovnik) 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 Croatia

How hot is it in Dubrovnik in September?

Daytime temperatures usually reach 24°C in Dubrovnik in September, falling to 13°C at night.

How sunny is it in Dubrovnik in September?

There are normally 8 hours of bright sunshine each day in Dubrovnik in September - that's 60% of daylight hours.

How warm is the sea around Dubrovnik in September?

The average sea temperature around Dubrovnik in September is 23°C.

Does it rain in Dubrovnik in September?

There are usually 8 days with some rain in Dubrovnik in September and the average monthly rainfall is 93mm.

Dubrovnik September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:12 18:22
Monday, 15th September 2025 05:27 17:57
Tuesday, 30th September 2025 05:44 17:31

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