Kefalonia weather live forecast

Today's maximum temperature in Kefalonia is expected to be 70°F. Select a day from the live weather forecast for Kefalonia (Argostoli), Greece for more weather parameters.

Monday
18th May
70

61

12

9
Tuesday
19th May
70

61

10

7
Wednesday
20th May
72

64

14

7
Thursday
21st May
73

64

14

8
Friday
22nd May
73

64

6

7

5-day weather forecast updated at 04:00 on Monday 18th May 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 18th May 2026

Expect scattered clouds in Kefalonia with a maximum temperature of 70°F, maximum UV of 9 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 12 mph from the north-west.

70
°F maximum temperature
61
°F minimum temperature
scattered clouds
12
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
70
°F wind chill
12
mph wind from NW

Kefalonia weather for Tuesday 19th May 2026

Expect scattered clouds in Kefalonia with a maximum temperature of 70°F, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the north-west.

70
°F maximum temperature
61
°F minimum temperature
scattered clouds
10
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
14
mph wind from NW

Kefalonia weather for Wednesday 20th May 2026

Expect scattered clouds in Kefalonia with a maximum temperature of 72°F, maximum UV of 7 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the north-west.

72
°F maximum temperature
64
°F minimum temperature
scattered clouds
14
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
14
mph wind from NW

Kefalonia weather for Thursday 21st May 2026

Expect clear skies in Kefalonia with a maximum temperature of 73°F, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north-west.

73
°F maximum temperature
64
°F minimum temperature
clear skies
14
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
73
°F wind chill
9
mph wind from NW

Kefalonia weather for Friday 22nd May 2026

Expect broken clouds in Kefalonia with a maximum temperature of 73°F, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the west.