- Book online with TUI & save up to 7% on holidays
- FREE child places available for select holidays
- Pay £0 deposits with direct debit & spread the cost
Best time to visit Kefalonia
Find the best time to visit Kefalonia and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.
- Best time to visit
- Weather by month
- 5-day weather forecast
- Destinations
- Travel advice
- Deals & discounts
Kefalonia by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Kefalonia
Top Kefalonia destinations
Below are the temperatures expected today at popular countries, regions and places in Kefalonia. Select a destination to compare today's forecast with average weather conditions.
All Kefalonia destinations
- Aghia Efimia
- Argostoli
- Assos
- Bazukata
- Chalikeri
- Fiskardo
- Karavados
- Katelios
- Lakithra
- Lassi
- Lixouri
- Lourdas
- Minies
- Myrtos Bay
- Poros
- Sami
- Skala
- Spartia
- Svoronata
- Trapezaki
When is the best time to visit Kefalonia?
The best time to visit Kefalonia (Argostoli) is June based on the following average weather conditions.
Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]
Change the criteria to reflect your weather preferences.
Max Day Temperature (°C)
- 13Jan
- 13Feb
- 15Mar
- 18Apr
- 23May
- 27Jun
- 30Jul
- 30Aug
- 27Sep
- 22Oct
- 18Nov
- 15Dec
Which is the hottest month in Kefalonia?
The hottest time of year in Argostoli, Kefalonia is normally August. Expect maximum daytime temperatures to reach 30°C with high heat and humidity.
Which month has the most rain in Kefalonia?
In terms of rainfall, December is usually the wettest month in Argostoli, Kefalonia with 187mm on average. There are normally 15 days in December with some rain.
When is it sunniest in Kefalonia?
The sunniest time of year in Argostoli, Kefalonia is normally July with bright sunshine on average for 88% of daylight hours; that's 13 hours of sunshine per day.
When is the sea warmest in Kefalonia?
The sea is usually at its warmest in Argostoli, Kefalonia in August when the water temperature reaches 26°C.
Best time to visit
The weather guide for Kefalonia (Argostoli) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.
Metric (°C / mm) | Imperial (°F / inches)
Kefalonia travel features
Do you want to learn more about Kefalonia? Read our latest features covering travel tips and insider destination guides on where to go and what to do in Kefalonia.
Be inspired
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Related posts
Popular travel offers
Explore holidays in the sun for less
- Beach holidays
- Family holidays
- City breaks
- Summer holidays
- Winter sun holidays
- Holiday offers
- Top travel brands
- Airlines & flights
- Discount hotels
- Airport parking deals
- TUI
- Jet2holidays
- easyJet holidays
- Love Holidays
- Boxing Day sales
Airport parking
- Manchester Airport
- Stansted Airport
- Bristol Airport
- Luton Airport
- Birmingham Airport
- Edinburgh Airport
- Gatwick Airport
- Glasgow Airport
- Newcastle Airport
Airport lounges
- Manchester Airport
- Birmingham Airport
- Bristol Airport
- Edinburgh Airport
- Glasgow Airport
- Heathrow Airport
- Newcastle Airport
- Stansted Airport
- Gatwick Airport