Global Seasonal Climate Updates

The Global Seasonal Climate Update (GSCU) is WMO's flagship seasonal climate outlook, providing authoritative information on the current state of the climate system and expected temperature and rainfall patterns for the coming three months. Issued monthly, the GSCU brings together the latest global climate science to support informed decision-making worldwide.  

Learn more about the Global Seasonal Climate Updates

Past releases

Since May 2019 the GSCU is being produced on a regular basis as a pre-operational product and disseminated widely to WMO Members, as well as regional and international partners and United Nations organizations. The GSCU current and past releases are accessible in real-time through a dedicated web page of LC-SPMME website.

Related publications

World map showing probabilistic forecast of above-normal 2m temperatures for July–September 2026, with most regions shaded red, indicating higher than normal temperatures.
Publication
25 June 2026

Global Seasonal Climate Update for July-August-September 2026
World map showing probabilistic forecast of precipitation for June-August 2026, with regions marked as below-normal, near-normal, or above-normal rainfall.
Publication
20 May 2026

Global Seasonal Climate Update for June-July-August 2026
Aerial view of a highway interchange surrounded by greenery with a vivid rainbow arching across a partly cloudy sky at sunset.
Publication
20 April 2026

Global Seasonal Climate Update for May-June-July 2026
Aerial view of a city with a river flowing into a large lake, showing clear turquoise water, rocky formations, and surrounding urban and green areas.
Publication
20 March 2026

Global Seasonal Climate Update for April-May-June 2026
A river flows through a valley with yellow fields, small houses, and green hills under a clear blue sky.
Publication
20 February 2026

Global Seasonal Climate Update for March-April-May 2026
Snow-covered landscape with rounded snowdrifts in the foreground and frost-covered trees under a pale sun in a cloudy sky.
Publication
20 December 2025

Global Seasonal Climate Update for January-February-March 2026

Related news

World map showing probabilistic forecast of above-normal 2m temperatures for July–September 2026, with most regions shaded red, indicating higher than normal temperatures.
Update
3 July 2026

Global Seasonal Climate Update for July-August-September 2026
World map showing probabilistic forecast of precipitation for June-August 2026, with regions marked as below-normal, near-normal, or above-normal rainfall.
Update
21 May 2026

Global Seasonal Climate Update for June-July-August 2026
Aerial view of a highway interchange surrounded by greenery with a vivid rainbow arching across a partly cloudy sky at sunset.
Update
21 April 2026

Global Seasonal Climate Update for May-June-July 2026
Aerial view of a city with a river flowing into a large lake, showing clear turquoise water, rocky formations, and surrounding urban and green areas.
Update
23 March 2026

Global Seasonal Climate Update for April-May-June 2026
A river flows through a valley with yellow fields, small houses, and green hills under a clear blue sky.
Update
20 February 2026

Global Seasonal Climate Update for March-April-May 2026
Snow-covered landscape with rounded snowdrifts in the foreground and frost-covered trees under a pale sun in a cloudy sky.
Update
5 January 2026

Global Seasonal Climate Update for January-February-March 2026
View all news