Lake Geneva °C in 53 years), while the average temperature of surface water (5 meters deep) increased from 10.9 °C in 1970 to 12.9 °C in 2016 (+ 2 °C in 46 years). Lake Geneva (and particularly the lakeside parts of the city of Geneva) can be affected by the cold Bise, a north easterly wind. This can lead to severe icing in winter. The strength of the Bise wind can be determined by the difference in air pressure (in hectopascal [hPa]) between Geneva and Güttingen in canton of Thurgau. Bise arises as soon as the air pressure in Güttingen is higher
Geneva with other cities. It declares itself related to the entire world. Geneva has a population () of . The city of Geneva is at the centre of the Geneva metropolitan area, known as "Grand Genève" in French (Greater Geneva). Greater Geneva includes the Canton of Geneva in its entirety as well as the District of Nyon in the Canton of Vaud and several areas in the neighbouring French departments of Haute-Savoie and Ain. In 2011, the "agglomération franco-valdo-genevoise" had 915,000 inhabitants, two-thirds of whom lived on Swiss soil and one-third on French soil. The Geneva metropolitan area is experiencing steady