Warm in Oct
26°C average high
avg high · 16° at night
25°C+ on 7 in 10 days
Greece
Kefalonia weather in October
Is it warm? Yes. October in Kefalonia is warm: afternoons average 24°C and nights 17°C. Most days (80%) peak between 22°C and 27°C.
Warm · average high
24°C
25°C or more on about four in ten days; 20°C or more on almost every day.
- Average low17°overnight
- Sea23°average, 2022–2025
- Rainy days8119 mm in the month
- SkySome cloud38% cloud · 49% clear days
How warm it really gets
Every October afternoon from 2011–2025: 465 days. Most (80%) peaked between 22° and 27°.
October, year by year
The average October high in each year. The warmest, 2023, averaged 26°C; the coolest, 2011, 22°C.
Compared with home
Average October highs. Expect rain on about 8 days (119 mm in a typical month).
- Kefalonia24°
- London16°
- Cork15°
- Dublin15°
- Manchester14°
- Belfast14°
- Glasgow14°
Warmer in October, not much further
Flying times are estimates from Dublin; Kefalonia is about 3h 45m.
Warm in Oct
25°C average high
avg high · 16° at night
25°C+ on 5 in 10 days
Warm in Oct
28°C average high
avg high · 16° at night
25°C+ on 7 in 10 days
Air: Copernicus ERA5-Land, 2011–2025, matched to the official averages for Kefalonia airport. Sea: Copernicus ERA5, 2022–2025. Rainy days = days with 1 mm of rain or more, as weather stations count them. Clear day = average cloud cover of 30% or less. These are averages of past weather, not a forecast. Methodology