Dubrovnik weather in September 2026

Q: How hot is it in Dubrovnik in September?

Daytime temperatures usually reach 25°C in Dubrovnik in September with low heat and humidity, falling to 14°C at night.

Q: How sunny is it in Dubrovnik in September?

There are normally 8 hours of bright sunshine each day in Dubrovnik in September - that's 62% of daylight hours.

Q: How warm is the sea around Dubrovnik in September?

The average sea temperature around Dubrovnik in September is 22°C.

Q: Does it rain in Dubrovnik in September?

There are usually 10 days with some rain in Dubrovnik in September and the average monthly rainfall is 75mm.

Expect daytime maximum temperatures of 75°F in Dubrovnik, Croatia in September based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 3.7 inches of rainfall in the month.

75
75°F max day temperature
8
8 hours of sunshine per day
8
8 days with some rainfall
55
55°F min night temperature
12
12 hours of daylight per day
L
Low heat & humidity
3.7
3.7 inches of monthly rainfall
6
6 (High) UV index
73
73°F sea temperature

More about Dubrovnik

Dubrovnik by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Croatia

Neilson: Early offers on summer 2026 breaks

Sale

Book early & save on summer 2026 holidays
Choose Beach clubs in Greece, Croatia, Sardinia & Turkey
Holiday prices start from just £699 per person

Go to Neilson deal >>

View all Neilson offers

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) | Imperial (°F)

More about Croatia

How hot is it in Dubrovnik in September?

Daytime temperatures usually reach 77°F in Dubrovnik in September with low heat and humidity, falling to 57°F 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 62% of daylight hours.

How warm is the sea around Dubrovnik in September?

The average sea temperature around Dubrovnik in September is 72°F.

Does it rain in Dubrovnik in September?

There are usually 10 days with some rain in Dubrovnik in September and the average monthly rainfall is 3.0 inches.

Dubrovnik September sunrise & sunset times

Browse the sunrise and sunset times for Dubrovnik in September 2026. Select a month to view Dubrovnik sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec