Avg weather in September
12 Hrs per day
24 mm per month
66 % avg
9 Mph avg


What’s the weather like in Skiathos in September?

The weather in Skiathos in September is warm and sunny, with very little rainfall. It’s a great time of the year to visit the island, as it’s hot but not too hot, and the resorts are buzzing but not too crowded. It’s a perfect month to enjoy all the great beaches that the island is so famous for.

Geographical influences

One of Greece’s Sporades Islands, Skiathos is located in the north-west Aegean Sea. It boasts a typical Mediterranean climate with long, hot summers and mild winters. It’s only a very small island, spanning just seven miles in length and four miles in width. Aside from the beaches and resorts, the island is rugged in parts and has a wooded landscape.


The Skiathos weather in September is hot and sunny. It has an average temperature of 22˚C, with day time highs of 26˚C. At night time, the weather stays mild, with lows of just 15˚C; perfect for sitting down and enjoying a delicious bite to eat at a seafront taverna. There’s only a small amount of rain in Skiathos in September, with an average of just 38mm falling across approximately seven days. You’ll get to enjoy nine hours of sunshine each day in September and the average sea temperature is a lovely 24˚C.

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