♦ World Meteorological Day is observed every year on March 23 to  commemorate the establishment of the World Meteorological Organization (WMO) in 1950.

♦ WMO became a specialised agency of the United Nations in 1951. This marked a new era of global cooperation in meteorology, hydrology and related sciences. The first World Meteorological Day was celebrated on March 23, 1961.

♦ 2025 Theme: “Closing the early warning gap together”.