The island of Patmos has mild Mediterranean climate with alotof sunny days along the year.The season start in April and end at the end of October. The warmest month of the year is July with an average maximum temperature of 93.40 degrees Fahrenheit.
The water temperature remains high during many month and allows of swimming to the visitors even in the low season of September to the end of October.At the beginning of the season,in April and May, you may find the sea too chilly for swimming.
For the people who dislike heat, April and May or September and October are the most enjoyable times of the season in Patmos.
Climatic conditions of Patmos makes this island the perfect holiday destination for most holiday makers.