city's population was under the age of 20, 44.5% were between the ages of 20 and 64 and 4.1% were over the age of 64. In the 2007 PCBS census Tulkarm's population grew to 51,300 while the camp's increased to 10,641. The sex ratio for the city was 50.3% male and 49.7% female. Today the population is almost entirely Muslim. Prior to Israel's occupation of the city in 1967, there were an estimated 1,000 Christians living in Tulkarm, but roughly half of the community emigrated in the aftermath of the war, while most of the remaining Christians gradually emigrated afterward. There are two Christian families who continue to live in Tulkarm, who are part of the same extended family. There is a Greek Orthodox church in the city dedicated to St. George, built in the early 19th century.PCHR Condemns Attacks on Palestinian Churches. Palestinian Center for Human Rights. Electronic Intifada. 2006-09-17. The church is active and opens for visitors. Climate The climate of Tulkarm is Mediterranean and subtropical as the area surrounding it, with rainfall limited to the winter. The average temperature in the winter ranges from , while the average temperature in the summer ranges from . Tulkarm is distinguished by the moderating effect the sea breeze has on its climate because of its location in the mountains. The average temperature doesn't exceed in August, while February's average temperature doesn't fall below . Humidity is moderate in summer, about 40-70%, though it rises in winter to between 70 and 85%. Tulkarm receives in excess of of rain yearly, which is dispersed and intermittent, characteristic of the Mediterranean Basin. The rainy season starts in October and continues through May. Between December and February, almost 70% of annual rainfall occurs, while 20% of annual rainfall occurs in October and November. Rain in June and September is rare and comes to negligible amounts. July and August have no rain at all, except for one rainfall of on July 10, 1995, in Tulkarm city (Tulkarm Agricultural Department). The mean annual rainfall in the city of Tulkarm is for the period from 1952 to 1995 (Tulkarm Agricultural Department). Economy Prior to the 1948 War, Tulkarm had a major agricultural sector, with grain, olives and fruits, especially watermelons, being the major crops cultivated by in the town's lands. Education Palestinian Technical University - Kadoorie which is the sole governmental university in Palestine, was established as