For the best weather and a full experience, the ideal time to visit Mithimna is from May to September.During these months, you'll find consistently warm, sunny weather, superb for enjoying the beaches and outdoor activities. The sea temperatures are also very pleasant for swimming. This period also coincides with the peak tourist season, meaning all restaurants, shops, and attractions will be fully open and operating.For those who prefer a slightly quieter trip but still want good weather, May, early June, and September are excellent choices. The temperatures are still lovely, but there are fewer crowds compared to the peak months of July and August.