Mecca kilometer elevated metro transports pilgrims to holy sites Mount Arafat, Muzdalifah and Mina in the city during hajj reducing the congestion on the roads. Mecca Metro, officially known as Makkah Mass Rail Transit, is a planned four-line metro system for the city. This will be in addition to the Al Mashaaer Al Mugaddassah Metro which carries pilgrims during Hajj. A high speed inter-city rail line (Haramain High Speed Rail Project also known as the "Western Railway"), is under construction in Saudi Arabia. It will link along 444 kilometres (276 mi), the Muslim holy cities of Medina and Mecca via King
Climate of Mecca Climate of Mecca Mecca features a hot desert climate. Mecca retains its hot temperature in winter, which can range from at night to in the day. Summer temperatures are extremely hot, often being over during the day, dropping to at night. Rain usually falls in Mecca in small amounts between November and January. The rainfall, as scant as it is, also presents the threat of flooding and has been a danger since the earliest times. According to Al-Kurdī, there had been 89 historic floods by 1965, including several in the period. In the last century the most severe one occurred