Kefalonia, Greece

Kefalonia, Greece

June beach and weather guide

Based on 5 years of historical ERA5 climate data

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June beach conditions — historical average

Good
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📈 Our data shows more favourable conditions in 2024-2025 compared to 2021-2022 for this destination and time of year
27.9°C Temp
24.2°C Sea temp
4.2 Rain days
13.6h Sunshine hrs
60.0% Humidity

Year by year — mid June

2025 Excellent 31.1°C · 3 rainy days · 13.9h sun
2024 Excellent 33.2°C · 0 rainy days · 13.5h sun
2023 Good 24.1°C · 7 rainy days · 13.0h sun
2022 Good 25.7°C · 8 rainy days · 13.5h sun
2021 Good 25.6°C · 3 rainy days · 13.9h sun

Other months in Kefalonia

May June July August September October

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Each trip type is scored on what matters most for it — snow days for skiing, sea temp for beach, sunshine for sightseeing.

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About Kefalonia in June

Based on 5 years of ERA5 historical climate data, June in Kefalonia has historically been good for a beach holiday. Average temperatures of 27.9°C with sea temperatures around 24.2°C and 4.2 rainy days on average.

0 of the last 5 years had good beach conditions during this period. This data uses ERA5 reanalysis records — real historical measurements, not generalised averages.

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