Costa Smeralda, Sardinia, Italy
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Costa Smeralda

June beach and weather guide

Based on 5 years of historical ERA5 climate data

Photo by Claudia K. Hoeche on Unsplash

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June beach conditions — historical average

Excellent
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28.1°C Temp
23.1°C Sea temp
1.0 Rain days
13.7h Sunshine hrs
64.7% Humidity
100%

Reliable conditions

5 of 5 years were good

Year by year — mid June

2025 Excellent 30.5°C · 0 rainy days · 14.3h sun
2024 Excellent 27.5°C · 0 rainy days · 13.8h sun
2023 Good 26.9°C · 5 rainy days · 12.8h sun
2022 Excellent 28.3°C · 0 rainy days · 13.7h sun
2021 Excellent 27.3°C · 0 rainy days · 13.8h sun

Other months in Costa Smeralda

May June July August September October

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About Costa Smeralda in June

Based on 5 years of ERA5 historical climate data, June in Costa Smeralda has historically been excellent for a beach holiday. Average temperatures of 28.1°C with sea temperatures around 23.1°C and 1.0 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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