Kefalonia weather live forecast

Today's maximum temperature in Kefalonia is expected to be 17°C. Select a day from the live weather forecast for Kefalonia (Argostoli), Greece for more weather parameters.

Monday
5th Jan
17

15

1

1
Tuesday
6th Jan
18

15

3

2
Wednesday
7th Jan
18

13

3

2
Thursday
8th Jan
14

9

1

1
Friday
9th Jan
14

9

5

1

5-day weather forecast updated at 04:01 on Sunday 4th January 2026 GMT

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Destination

The 5-day weather forecast for Kefalonia (Argostoli) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Top Kefalonia destinations

Below are temperatures expected today at popular countries, regions and places in Kefalonia. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

All Kefalonia destinations

Kefalonia weather forecast by day

Below are the detailed weather forecasts for Kefalonia for the next 5 days. The forecasts shown are for Argostoli and may not represent the whole of Kefalonia. Browse more destinations in Kefalonia to view more weather forecasts.

Kefalonia weather for Monday 5th January 2026

Expect isolated thunderstorms in Kefalonia with a maximum temperature of 17°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 76% chance of some rain and a fresh breeze of 37 kph from the south.

17
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
1
UV index (Low)
76
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
37
kph wind from S

Kefalonia weather for Tuesday 6th January 2026

Expect isolated thunderstorms in Kefalonia with a maximum temperature of 18°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 30-40 mm of rainfall expected with 88% chance of some rain and a fresh breeze of 30 kph from the south-east.

18
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
2
UV index (Low)
88
% chance of some rain
<40
mm of rainfall expected
0
no heat & humidity
30
kph wind from SE

Kefalonia weather for Wednesday 7th January 2026

Expect isolated thunderstorms in Kefalonia with a maximum temperature of 18°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 20-30 mm of rainfall expected with 92% chance of some rain and a moderate breeze of 24 kph from the south.

18
°C maximum temperature
13
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
2
UV index (Low)
92
% chance of some rain
<30
mm of rainfall expected
0
no heat & humidity
24
kph wind from S

Kefalonia weather for Thursday 8th January 2026

Expect mostly cloudy with rain in Kefalonia with a maximum temperature of 14°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 82% chance of some rain and a moderate breeze of 26 kph from the west.

14
°C maximum temperature
9
°C minimum temperature
mostly cloudy with rain
1
hour of sunshine
1
UV index (Low)
82
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
26
kph wind from W

Kefalonia weather for Friday 9th January 2026

Expect sunshine and showers in Kefalonia with a maximum temperature of 14°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 53% chance of some rain and a fresh breeze of 31 kph from the north-west.