August is the hottest month in Costa Smeralda with an average temperature of 25°C (76°F) and the coldest is January at 10°C (50°F) with the most daily sunshine hours at 12 in July. The wettest month is December with an average of 97.9mm of rain. The best month to swim in the sea is in August when the average sea temperature is 26°C (78°F).
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Sunrise 07:09
Sunset 17:04
Sunrise 07:09
Sunset 17:04