Average monthly temperatures
Mljet has a temperate climate with warm dry summers and cooler 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
You should be able to enjoy the beach with sea temperatures averaging 23 C or above from June to October.