World Meteorological Day

This organization announces a slogan for World Meteorological Day every year, and this day is celebrated in all member countries.

World Meteorological Day
Afghan stamps issued for the 1963 event
Significance	support for environmental protection
Begins	23 March 1961
Date	23 March
Next time	23 March 2025 (2025-03-23)
Frequency	annual

The World Meteorological Organisation (WMO), an organization of the United Nations, was created on 23 March 1950 to replace the International Meteorological Organization. It began operations in 1951 to coordinate member nation in the fields of meteorology, operational hydrology, and Earth sciences for the security of their population. The first World Meteorological Day was held on 23 March 1961.

Under are a few of the themes of recent years:

• At the Frontline of Climate Action, 23 March 2024
• The future of weather, climate and water across generations, 23 March 2023
• Early Warning and Early Action, 23 March 2022
• The Ocean, Our Climate and Weather, 23 March 2021
• Climate and Water, 23 March 2020
• The Sun, the Earth and the Weather, 23 March 2019
• Weather-ready, climate-smart, 23 March 2018
• Understanding clouds, 23 March 2017
• Hotter, drier, wetter - Face the future, 23 March 2016
• Climate knowledge for Climate Action, 23 March 2015
• Weather and Climate: Engaging youth, 23 March 2014
• Watching the weather to protect life and property: Celebrating 50 years of World Weather Watch, 23 March 2013
• Powering our future with weather, climate and water, 23 March 2012
• Climate for you, 23 March 2011
• 60 years of service for your safety and well-being (2010)
• Weather, climate and the air we breathe (2009)
• Observing our planet for a better future (2008)
• Polar meteorology: Understanding global impacts (2007)
• Preventing and mitigating natural disasters (2006)
• Weather, climate, water and sustainable development (2005)
• Weather, climate, water in the information age (2004)
• Our future climate (2003)