Israeli summers, usually from May though October, are virtually rainless. They are long, hot and humid along the coast and in the Jordan Valley. In the desert region the summers are hot and dry. The winter season, from November through March, is generally mild but cold in hilly areas. Spells of rain are interspersed with brilliant sunshine. The Dead Sea and Eilat have ideal weather, warm and sunny. Israel's climate allows for year-round swimming.