TRhe Beijige Meteorological Museum opened in Nanjing, capital of east China’s Jiangsu Province on World Meteorological Day March 23.
Every year on 23 March, the World Meteorological Organization (WMO) and the international meteorological community join in celebrating World Meteorological Day, to commemorate the coming into force of the WMO Convention on 23 March 1950, precisely 30 days after the day when the thirtieth instrument of ratification of the Convention was deposited by countries wishing to join the new Organization.