APEC Climate Center

APCC's outlook for for May - October 2026 is live on our website! Check out our outlook here: https://www.apcc21.org/prediction/global/outlook?lang=en

* The APCC ENSO Alert suggests “El Nino WATCH”. El Nino is expected to develop in the coming seasons.

* Above normal temperatures is mostly probable for the most of the globe except for northern Australia and adjacent regions.

* Above normal precipitation is predicted for the tropical North Pacific and eastern end of equatorial Pacific. Below normal precipitation is predicted for the Maritime continents, off-equatorial south Pacific for May— July. During August — October 2026, above normal precipitation is expected for the equatorial Pacific. Below normal precipitation is expected for the Maritime Continents, Indian subcontinent, subtropical Indian Ocean, the Caribbean, the Central America, and northern part of the South America.

*O *O

APCC's outlook for November 2024 - April 2025 is live on our website! Check out our outlook here: https://apcc21.org/prediction/global/outlook?lang=en
* Niño3.4 index is expected to be -0.9℃for December 2024 and gradually increase to -0.1℃ for April 2025. La Niña conditions are most probable for November 2024 — January 2025, then shift to ENSO-neutral conditions from February — April 2025.
* Strongly enhanced probability for above normal temperatures is predicted for most of the globe except for the central and eastern tropical and subtropical Pacific for November 2024 — April 2025.
* For the same period, strongly enhanced probability for below normal precipitation is predicted for the western equatorial Pacific.

APCC's outlook for October 2024 - March 2025 is live on our website! Check out our outlook here: https://apcc21.org/prediction/global/outlook?lang=en
* The APCC ENSO Alert suggests “La Niña Watch”. Niño3.4 index is expected to be -1℃for November 2024 and gradually increase to -0.4℃ for March 2025. La Niña conditions are most probable for the whole forecast period.
* Strongly enhanced probability for above normal temperatures is predicted for most of the globe except for the eastern tropical and subtropical Pacific and the central equatorial Pacific for October 2024 - March 2025.
* For the same period, strongly enhanced probability for below normal precipitation is predicted for the western equatorial Pacific.

APCC's outlook for September 2024 - February 2025 is live on our website! Check out our outlook here: https://apcc21.org/prediction/global/outlook?lang=en
* The APCC ENSO Alert suggests “La Niña Watch”. Niño3.4 index is expected to be -0.5℃ to -0.7℃ for September 2024 to February 2025. La Niña conditions are most probable for the whole forecast period.
* Strongly enhanced probability for above normal temperatures is predicted for most of the globe except for the eastern tropical and subtropical Pacific and the Central equatorial Pacific for for September 2024 – February 2025.
* For the same period, strongly enhanced probability for below normal precipitation is predicted for the western equatorial Pacific.

APCC's outlook for August 2024 - January 2025 is live on our website! Check out our outlook here: https://apcc21.org/prediction/global/outlook?lang=en
* The APCC ENSO Alert suggests “La Niña Watch”. Niño3.4 index is expected to be -0.6℃ for August 2024 and then gradually decrease to -0.7℃ and persist for September 2024 to January 2025. La Niña conditions are most probable for August 2024 – January 2025.
* Strongly enhanced probability for above normal temperatures is predicted for most of the globe except for the eastern tropical and subtropical Pacific for August 2024 – January 2025.
* For the same period, strongly enhanced probability for below normal precipitation is predicted for the western equatorial Pacific.
*ONDJ *O