The World Meteorological Organization is the UN's voice on weather, climate, and water resources, providing scientific insights into our atmosphere and climate behavior.

Overview WMO is the United Nations system's authoritative voice on the state and behaviour of the Earth's atmosphere, its interaction with the land and oceans, the weather and climate it …

让我们确保地球相关信息不仅被收集起来，更能为所有人所理解、获取并付诸实践。 WMO秘书长席列斯特·绍罗（Celeste Saulo）教授

Our Mandate We advance meteorological science for a better future for all. WMO provides the framework for international cooperation to advance meteorological, climatological, …

Nov 21, 2025 · WMO publishes the Global and Regional State of the Climate reports, the State of Climate Services reports, is involved in leadership capacity in the Global Framework for …

Again. Geneva, 15 November (WMO) - The abundance of heat-trapping greenhouse gases in the atmosphere once again reached a new record last year and there is no end in sight to the …

Knowledge Hub Explore the new Knowledge Hub: the scientific core of the WMO Community A central place for WMO Members, partners and experts to find technical information, resources …

This is the warmest year in the 175-year observational record. The State of the Global Climate 2024 report underlined the massive economic and social upheavals from extreme weather and …

WMO Members work together to improve the accuracy and reliability of weather forecasts, warnings, and services to protect life and property. They also collaborate on research and …

At WMO, we are dedicated to fostering international cooperation and coordination around the state and behaviour of the Earth’s atmosphere, its interaction with the land and oceans, the …