Kos – Weather
The island of Kos enjoys hot Mediterranean summers and mild winters. If you want the weather to be at its warmest, then August is the month to be travelling. This is the hottest month of the year with average temperatures reaching 26˚C, but this can rise much higher. If you prefer the temperature to be a little more bearable, then June and September are good months to visit. The average temperature in these months is 23˚C. The coldest month in Kos is February and January is the wettest.