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Live forecasts update automatically; written guidance last reviewed 23 June 2026 by the Aussie Wire Hub Weather Desk. Data from the Bureau of Meteorology (BOM) and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
September in Croatia offers warm, settled weather with average highs around 24–28°C along the coast, making it an ideal month for beach trips and sightseeing before the autumn crowds arrive. The sea remains swimmable, and rainfall is low, especially in Dubrovnik and Split.
What is the weather like in Croatia during September?
September is one of the best months to visit Croatia, with daytime temperatures ranging from 22°C in the north (Zagreb) to 28°C in the south (Dubrovnik). The Adriatic Sea stays warm at about 22–24°C, perfect for swimming. Evenings cool down to 15–18°C, so a light jacket is useful. Rainfall increases slightly towards the end of the month, but you can expect plenty of sunshine, particularly in the first half. The live forecast above will give you the current conditions for your chosen city.
What should I pack for Croatia in September?
Pack light summer clothing like shorts, T-shirts and dresses for the day, plus a jumper or light jacket for cooler evenings. Swimwear is essential for the coast, and comfortable walking shoes are a must for exploring Dubrovnik’s old town or Plitvice Lakes. A rain jacket or umbrella is wise for the occasional shower. Sunscreen and a hat are still needed, as UV levels remain moderate to high.
Is September a good time to visit Croatia?
Yes, September offers warm weather, fewer tourists and lower prices than July and August. It is a popular month for a winter escape from Australia, with reliable sunshine and comfortable sea temperatures for swimming.
Does it rain a lot in Croatia in September?
Rainfall is moderate, averaging 60–90 mm along the coast. Showers are usually brief, and the first half of the month tends to be drier. Inland areas like Zagreb see more rain, but overall it remains a pleasant travel month.
What is the weather in Dubrovnik in September?
Dubrovnik enjoys average highs of 26–28°C in September, with sea temperatures around 23°C. It is one of the sunniest spots in Croatia, with about 9 hours of sunshine daily. Evenings are mild, making it ideal for dining outdoors.
For more travel weather insights, check our Australia weather hub or compare conditions with Italy Weather and France Weather.