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 …

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

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 …

世界气象组织是联合国系统中负责天气、气候和水资源事务的权威机构，致力于促进全球合作与可持续发展。

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, …

This global web site presents OFFICIAL weather forecasts and climatological information for selected cities supplied by National Meteorological & Hydrological Services worldwide.

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 predictions …

5 days ago · 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 …

Surface observations The backbone of the surface-based sub-system continues to be about 11,000 stations (see list in OSCAR/Surface) on land making observations at or near the …

Baku, Azerbaijan (WMO) - The year 2024 is on track to be the warmest year on record after an extended streak of exceptionally high monthly global mean temperatures, according to the …