UN Warns of Record-Setting El Niño Expected in 2027

The United Nations has warned that the upcoming El Niño event is expected to be the largest in at least a millennium, a development that will add significant heat to an already warming planet. Climate scientists say the phenomenon is “supersizing before our eyes,” and the latest forecasts indicate that it will almost certainly break existing temperature records.

The combination of a record‑sized El Niño and the ongoing trend of global warming is projected to make 2027 the hottest year on record. The added heat from the event will intensify the climate crisis, raising concerns about the cumulative impacts on weather extremes, sea‑level rise, and ecosystems worldwide.

Experts caution that the unprecedented scale of this El Niño could accelerate the pace of climate change, underscoring the urgency of mitigation and adaptation measures. The international community is urged to prepare for the heightened risks associated with the anticipated record‑breaking temperatures.