In May the sea is warm and the days long and sunny, and by June the evenings too are warm.
In July and August it is hot, but the prevailing winds are cool, and the nights comfortable.
September is popular, with temperatures similar to June.
In October the seas are still warm, and daytime temperatures remain high.
By November, the weather becomes more variable, but cruising can still be enjoyable right into December.

Average air / water temperatures and daily sunshine hours

April: 19C / 17C - 10 hrs
May: 25C / 19C - 11 hrs
June: 29C / 22C - 12 hrs
July: 32C / 24C - 15 hrs
August: 36C / 25C - 13 hrs
September: 26C / 24C - 11 hrs
October: 25C / 24C - 10 hrs