Average monthly temperatures
Kefalonia enjoys a Mediterranean climate with long hot summers and relatively short mild winters.
If you love to follow the sun the best time to go to Kefalonia is between June and August.
The hottest month of the year is July with an average daily maximum of 31 C and an average low of 21 C.
The coolest month of the year is January with an average daily maximum of 14 C and an average low of 5 C.
Sunshine and rainfall
The driest month is April with 5 mm of rainfall and 29 perfect sunny days. The wettest month is November with 63 mm of rain over 4 days.
Best time to be on the beach
For beach lovers water temperatures are best at 23 C or above from June to October.