Santorini, Greece
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Santorini

April beach and weather guide

Based on 5 years of historical ERA5 climate data

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April beach conditions — historical average

Mixed
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19.3°C Temp
17.9°C Sea temp
1.6 Rain days
11.3h Sunshine hrs
64.6% Humidity
100%

Reliable conditions

5 of 5 years were good

Year by year — mid April

2025 Mixed 18.8°C · 1 rainy day · 10.9h sun
2024 Mixed 21.6°C · 3 rainy days · 11.7h sun
2023 Mixed 18.9°C · 2 rainy days · 11.2h sun
2022 Mixed 18.2°C · 1 rainy day · 11.5h sun
2021 Mixed 18.8°C · 1 rainy day · 11.2h sun

Other months in Santorini

April May June July August September October

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About Santorini in April

Based on 5 years of ERA5 historical climate data, April in Santorini has historically been mixed for a beach holiday. Average temperatures of 19.3°C with sea temperatures around 17.9°C and 1.6 rainy days on average.

5 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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