The analysis from World Weather Attribution and Climate Central researchers comes at the end of a year that shattered climate record after climate record as heat across the globe made 2024 likely to be its hottest ever measured and a slew of other ...

This year saw the world experience recordbreaking heat, with the hottest day in history recorded on 22 July. The additional 41 days of dangerous heat – defined as temperatures in the top 10 per cent of the 1991-2020 baseline – exposed many millions of people to conditions that threaten human health, particularly in vulnerable regions.

In 2024, human-caused climate change led to 41 extra days of dangerous heat and worsened extreme weather worldwide.