WMO warns El Niño may hit 3.8°C above average by December 2026. WMO's latest seasonal climate outlook warns the current El Niño could be "unprecedented in strength," peaking at 3.8°C above average between November 2026 and January 2027. It may bring severe drought, flooding, and above-normal temperatures globally. South and Southeast Asia, including India, face weaker rainfall. WMO chief called it "off the monitoring charts" of four decades.