Israel - Weather Information Israel enjoys a long, warm, and dry summers (April-October), generally mild winters (November-March) with somewhat drier, cooler weather in hilly regions, such as Jerusalem and Safed. Rainfall (we have like 20-25 rainy days in a year) is relatively heavy in the north and center of the country (like 800-1000 mm per year), with much less in the northern Negev and almost ...