Average monthly temperatures

Mljet has a warm temperate climate with idyllic summers and short cool winters.
The best time to visit Mljet is between June and September.
The hottest month of the year is July with an average daily maximum of 33 C and an average low of 23 C.
The coolest month of the year is January with an average daily maximum of 10 C and an average low of 2 C.

Sunshine and rainfall

The driest month is July with 2 mm of rainfall and 31 perfect sunny days. The wettest month is October with 31 mm of rain over 3 days.

Best time to be on the beach

For beach lovers water temperatures are best at 23 C or above from June to October.