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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
25.7°C Temp
22.7°C Sea temp
0.6 Rain days
13.6h Sunshine hrs
64.1% Humidity
100%

Reliable conditions

5 of 5 years were good

Year by year — mid June

2025 Good 26.0°C · 0 rainy days · 14.1h sun
2024 Excellent 29.1°C · 0 rainy days · 13.9h sun
2023 Good 24.1°C · 2 rainy days · 13.1h sun
2022 Good 24.6°C · 0 rainy days · 13.8h sun
2021 Good 24.8°C · 1 rainy day · 13.3h sun

Other months in Syros

May June July August September October

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Trip type

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 Syros in June

Based on 5 years of ERA5 historical climate data, June in Syros has historically been good for a beach holiday. Average temperatures of 25.7°C with sea temperatures around 22.7°C and 0.6 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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