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Climate of Kefalonia
The island Kefalonia has a mediterranean climate. The summers are hot and dry, and the temperature is mild in the winter. The average annual temperature for Kefalonia is 20° degrees and there is about 658 mm of rain in a year. It is dry for 215 days a year with an average humidity of 71% and an UV-index of 5.
Climate averages for the whole year
- Day: the average daily temperature during the day is between 14°C and 28°C
- Night:the average nighttime temperature is between 12°C and 26°C
- Sea temperature: the sea temperature is between 16°C and 28°C
- Rain: it rains 126 days and there is a total of approximately 656 mm rainfall
- Sun hours: throughout the year there are 3327 sun hours
| Maximum temperature: | between 14°C and 28°C |
| Warmest month: | 28°C in August |
| Coldest month: | 14°C in January |
| Night temperature: | between 12°C and 26°C |
| Sea temperature: | between 16°C and 28°C |
| Dry days: | 239 days |
| Days with rain: | 126 days |
| Days with snow: | 0 days |
| Total rain sum: | 656 mm |
| Hours of sunshine: | 3327 hours |
Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for Kefalonia.
Precipitation graph
This graph shows the average amount of rainfall per month for Kefalonia.
Climate table of Kefalonia
In this climate table you can see at a glance what the average weather per month is for Kefalonia. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Kefalonia might be like in a given month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day temp. (°C) | 14 | 14 | 15 | 17 | 20 | 24 | 27 | 28 | 25 | 22 | 19 | 16 |
| Night temp. (°C) | 12 | 12 | 14 | 16 | 19 | 23 | 25 | 26 | 24 | 21 | 18 | 14 |
| Water temp. (°C) | 17 | 16 | 17 | 18 | 23 | 26 | 28 | 28 | 28 | 25 | 22 | 20 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Precipitation (mm) | 109 | 70 | 50 | 27 | 20 | 17 | 4 | 3 | 58 | 118 | 98 | 82 |
| Days with rain | 18 | 14 | 12 | 10 | 8 | 5 | 2 | 2 | 11 | 14 | 13 | 17 |
| Dry days | 13 | 14 | 19 | 20 | 23 | 25 | 29 | 29 | 19 | 17 | 17 | 14 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Sun hours per day | 5 | 8 | 8 | 10 | 12 | 12 | 12 | 12 | 10 | 8 | 6 | 6 |
| Wind force (Bft) | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 |
| UV-index | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 7 | 6 | 5 | 5 | 4 |
Best time to visit Kefalonia
The best time to visit Kefalonia, Greece is May through September and November. In this period you have a warm temperature and little precipitation. On the island of Kefalonia, the warmest month is August with 28°C and the coldest is January with 14°C. The maximum water temperature is 28°C and the lowest water temperature is 16°C.
Climate of Kefalonia by month
What is the average climate in a given month for Kefalonia? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.
Kefalonia weather experiences
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