16-Day Forecast
Today
4 Sept
32°C
Daytime High
29.4°C sea
23°C
Overnight Low
☀☀☀☀☀
12.6h sun
Sat
5 Sept
32°C
Daytime High
29.5°C sea
23°C
Overnight Low
☀☀☀☀☀
12.7h sun
Sun
6 Sept
34°C
Daytime High
29.1°C sea
23°C
Overnight Low
☀☀☀☀☀
12.5h sun
Mon
7 Sept
34°C
Daytime High
29.3°C sea
24°C
Overnight Low
☀☀☀☀☀
12.6h sun
Tue
8 Sept
30°C
Daytime High
29.4°C sea
23°C
Overnight Low
☀☀☀☀☀
12.3h sun
Wed
9 Sept
29°C
Daytime High
29.3°C sea
21°C
Overnight Low
☀☀☀☀☀
11.9h sun
Thu
10 Sept
29°C
Daytime High
29°C sea
21°C
Overnight Low
☀☀☀☀☀
12h sun
Fri
11 Sept
29°C
Daytime High
28.7°C sea
21°C
Overnight Low
☀☀☀☀☀
12.1h sun
Sat
12 Sept
27°C
Daytime High
29°C sea
20°C
Overnight Low
☀☀☀☀☀
11.9h sun
Sun
13 Sept
29°C
Daytime High
~26.1°C sea
21°C
Overnight Low
☀☀☀☀☀
12.2h sun
Mon
14 Sept
31°C
Daytime High
~26.1°C sea
20°C
Overnight Low
☀☀☀☀☀
12.2h sun
Tue
15 Sept
31°C
Daytime High
~26.1°C sea
21°C
Overnight Low
☀☀☀☀☀
12.2h sun
Wed
16 Sept
28°C
Daytime High
~26.1°C sea
18°C
Overnight Low
☀☀☀☀☀
12.2h sun
Thu
17 Sept
28°C
Daytime High
~26.1°C sea
17°C
Overnight Low
☀☀☀☀☀
11.8h sun
Fri
18 Sept
29°C
Daytime High
~26.1°C sea
19°C
Overnight Low
☀☀☀☀☀
11.7h sun
Sat
19 Sept
30°C
Daytime High
~26.1°C sea
18°C
Overnight Low
☀☀☀☀☀
12h sun
☀ = sunshine score · °C high / low · hours of sunshine shown below
About Kefalonia
Kefalonia in Greece stands out as one of the Mediterranean's most captivating islands, offering the perfect blend of authentic Greek culture, stunning natural landscapes, and reliably warm sunshine. This Ionian gem attracts everyone from families seeking a relaxed beach escape to adventure seekers exploring dramatic cliff formations and hidden caves. What sets holidays in Kefalonia apart is the island's relatively unspoiled character compared to other Greek destinations, combined with warm hospitality, excellent local cuisine, and beaches that range from golden sandy stretches to dramatic pebble coves framed by towering cliffs.
The climate in Kefalonia, Greece creates near-perfect holiday conditions throughout the year. Peak summer temperatures reach around 34°C, similar to the warmth you'd experience in coastal southern Spain or the Canary Islands, making it ideal for sun-worshippers and water sports enthusiasts. The sea temperature climbs to a pleasant 27°C during summer months, inviting swimmers and snorkelers to explore crystal-clear waters. Even during winter, the island maintains mild average temperatures around 22°C, ensuring that cool-season travellers can still enjoy outdoor activities without extreme cold. The dry season spans from May through September, with July and August being the sunniest and warmest months when Kefalonia weather is most consistently excellent.
The best time to visit Kefalonia depends on your preferences, though June through September offers the warmest conditions and guaranteed sunshine for beach holidays. If you prefer slightly cooler temperatures and smaller crowds, May and early October provide wonderful Kefalonia weather with average highs in the high twenties, perfect for couples and solo travellers wanting to explore at a leisurely pace. The island's most iconic attractions include the mesmerising Melissani Cave with its underground lake, the dramatic Nidos Beach accessible only by boat, the charming Fiskardo village with its colourful harbourfront, and the imposing Assos castle ruins offering panoramic views.
Getting to Kefalonia in Greece is remarkably straightforward, with direct flights available from the United Kingdom, Ireland, Germany, Netherlands, UAE, Sweden, Denmark, Finland, Spain, Italy, Norway, Belgium, Switzerland, and Austria. Those travelling from further afield like the United States, Canada, Australia, Singapore, New Zealand, and South Africa can book convenient one-stop connections through major European hubs. Once on the island, visitors discover world-class olive oil tastings, fresh seafood tavernas overlooking Ionian sunsets, traditional village wines, and opportunities for hiking, diving, and exploring the island's rich maritime heritage, making Kefalonia an unforgettable destination for any type of holidaymaker.
