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Live forecasts update automatically; written guidance last reviewed 15 June 2026 by the National Report weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
For the most reliable snapshot of conditions on the island right now, check the live forecast above. It gives you the current temperature, wind speed and any immediate warnings for Kefalonia, updated regularly by the Met Office.
What’s the weather like in Kefalonia over the next couple of weeks?
If you’re planning ahead, the weather in Kefalonia next 21 days typically follows a Mediterranean rhythm, though autumn can bring more changeable conditions. For a more practical outlook, the weather in Kefalonia 10 days forecast is usually the sweet spot for trip planning, giving you a reliable sense of whether you’ll need a light jacket or can stick to shorts. Many visitors also check the bbc weather kefalonia 14 days outlook for a broader view of any settled spells or passing showers.
The island’s mountainous terrain means microclimates are common; the west coast often catches more cloud and rain than the sheltered east. For a quick weekly check, the bbc weather kefalonia 7 days forecast is your best bet for deciding between a beach day or a trip inland to the villages.
Is the BBC forecast for Kefalonia accurate for holiday planning?
Yes, the BBC’s forecast for Kefalonia is a solid starting point, drawing on Met Office data. However, for a truly local view, combine it with the live forecast above and check conditions a day or two ahead, as mountain weather can shift faster than coastal forecasts suggest. For broader context, our UK weather hub and Crete weather page offer useful comparisons for Mediterranean travellers.
Does Kefalonia get windy in summer?
Yes, the Meltemi wind can pick up in July and August, especially on the west coast. It’s usually a welcome breeze, but it can make the sea choppy on exposed beaches like Myrtos.
When does the rainy season start in Kefalonia?
Rain typically increases from late October, with November and December being the wettest months. September often still offers plenty of dry, warm days, making it a popular shoulder-season choice.
What’s the water temperature like for swimming in October?
The sea around Kefalonia stays pleasantly warm through October, often around 22–23°C. It’s still very swimmable, though you might want a wetsuit for longer sessions as the month goes on.
For more detailed long-range planning, see our 10 day weather forecast for the UK or check conditions in similar destinations like Malta.