Mediterranean climate , which is hot and dry during summers and warm and rainy during short winter , is dominant in the region. Temperature, which is approximately 30 degrees during summer months, is generally over 12 degrees during winter. Sea water temperature never decreases under 18 degrees during each season.Yes it is this perfect. The rain in winter enables Fethiye to be the lush green place with a hot climate. It is known as the garden of Turkey as the soil is very fertile and abundant supplies of water.