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

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

Dec 22, 2025 · Weather is the state of the atmosphere at a particular time, as defined by the various meteorological elements, including temperature, precipitation, atmospheric pressure, …

World Meteorological Day 2025 Climate change is a real and undeniable threat to our entire civilization. The effects are already visible and will be catastrophic unless we act now. The …

Mar 24, 2025 · Celebrations of the World Meteorological Day will take place worldwide, with events organized by NMHSs on the theme “Closing the early warning gap together”. At WMO …

Jan 8, 2026 · Climate is the average weather conditions for a particular location over a long period of time, ranging from months to thousands or millions of years. WMO uses a 30-year period to …

May 26, 2025 · The Global Annual to Decadal Climate Update is issued annually by the World Meteorological Organization (WMO). It provides a synthesis of the global annual to decadal …

The World Meteorological Organization’s latest State of the Climate in Africa 2024 report reveals that extreme weather and climate change are intensifying hunger, insecurity, and …

The World Meteorological Organization's State of the Climate Update for COP30 reveals that the past 11 years (2015-2025) are set to be the warmest on record, with each year surpassing …

The World Meteorological Organization is excited to announce the launch of its 2025 calendar photography competition, one of our most anticipated annual activities. Each year we are …