The APCC ENSO Alert suggests “ Inactive”. Niño3.4 index is expected to be -0.2℃ for April 2025 and gradually increase to 0.1℃ for September 2025. ENSO-neutral conditions are most probable for the whole forecast period.
MME Temperature & Precipitation Seasonal Outlook for April 2025 ~ September 2025
Strongly enhanced probability for above normal temperatures is predicted for most of the globe except for the central and eastern tropical Pacific for April — September 2025. Above normal precipitation is predicted for the South Asia, western Pacific, northern Australia, central America whereas below normal precipitation is predicted for the equatorial Pacific, Indian Ocean and the central and western America for April — June 2025. For July — September 2025, above normal precipitation is expected for Sahel and the Central Africa, whereas below normal precipitation is expected for the Caribbean Sea and equatorial Indian Ocean near Eastern Africa.
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APCC produces high-cost climate data and information by operating a real-time and highly-validated climate prediction system based on a multi-climate model ensemble (MME) technique. APCC also carries out research in order to enhance capacity in the monitoring and prediction of weather and climate in the Asia-Pacific region and beyond.
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