Temperatures soared during a heatwave in Paris in 2019 Edward Berthelot/Getty

A new world record for hottest year may be set before 2025, according to the UK Met Office, which says there is an outside chance temperatures will temporarily overshoot the toughest target of the Paris climate deal.

The past decade was the warmest on record, with the title of warmest year held by 2016, when climate change and the El Niño phenomenon drove temperatures 1.16°C above pre-industrial levels. In a new forecast using 20 computer models, the Met Office says today there is a more …