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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Daily Press UK weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Skiathos enjoys a classic Mediterranean climate, with hot, dry summers and mild, wet winters. The live forecast above shows the current conditions, but for planning a trip, the key information is that the best weather for beach holidays runs from June through September.
What is the weather like in Skiathos throughout the year?
Skiathos has a typical Greek island climate, meaning long, sunny summers and short, mild winters. Temperatures peak in July and August, often reaching the low 30s °C, while winter months from December to February see highs around 12–15 °C and more rain. Spring and autumn offer pleasant warmth and fewer crowds.
When is the best time to visit Skiathos for good weather?
For guaranteed sunshine and sea swimming, June, July, August and September are ideal. The sea is warm, rainfall is minimal, and there are around 12 hours of daylight. If you prefer milder conditions for walking or exploring, May and October also offer comfortable temperatures and lower tourist numbers.
Is Skiathos weather reliable for a holiday in May?
Yes. May is a good shoulder month with average highs around 22–25 °C, plenty of sunshine and low rainfall. The sea can still be a little cool for swimming, but it’s fine for beach days and exploring.
Does Skiathos get very windy?
The Meltemi wind can affect the island in July and August, particularly on exposed beaches. It often arrives in the afternoon and brings a refreshing breeze. Many beaches on the north coast are more sheltered.
Can I check a 14-day or 30-day forecast for Skiathos?
Yes. While longer-range forecasts have lower accuracy, the BBC and Met Office both provide 14-day outlooks. For Skiathos weather 21 day forecast or Skiathos weather 30 days, you’ll find trend-based predictions from weather services.
Sources
For a broader picture of conditions across the UK and Greece, see our UK weather hub or check the 10 Day Weather Forecast UK. If you are comparing climates, you might also be interested in Bristol Weather or Liverpool Weather.