Feb 24, 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 …

Jan 14, 2026 · Climate change is the term used to describe changes in the state of the climate that can be identified by changes in the average and/or the variability of its properties and that persists for an …

Supplement: State of Climate Services 2024 Supplement: Significant Weather & Climate Events 2024 The clear signs of human-induced climate change reached new heights in 2024, which was likely the …

The WMO Global Annual to Decadal Climate Update (2025–2029) projects that global temperatures are expected to continue at or near record levels in the next five years, increasing climate risks and …

Global climate predictions show temperatures are expected to continue at or near record levels in the next five years, increasing climate risks and impacts on societies, economies and sustainable …

Mar 19, 2025 · A specialized agency of the United Nations whose mandate covers weather, climate and water resources. The UN’s scientific voice on the state and behaviour of our atmosphere and climate.

Introduction This update on the current state of the global climate has been prepared to inform discussions at the thirtieth Conference of the Parties to the United Nations Framework Convention …

挑战 自20世纪80年代以来，每个十年的温度都高于前一个十年。2023年是有记录以来最热的一年，全球平均温度比1850-1900年的平均水平高出约1.45°C。这在很大程度上是人为气候变化和厄尔尼诺这一 …

The WMO State of the Global Climate report 2022 focuses on key climate indicators – greenhouse gases, temperatures, sea level rise, ocean heat and acidification, sea ice and glaciers. It also …

The State of the Climate in the Latin America and Caribbean report provides details of extreme weather and climate change impacts in the entire region, from the Amazon to the Andes, and from coastal …