The Earth has just experienced its warmest day in recent history, according to the C3S data. On 21 July 2024, the daily global average temperature reached a new record high in the ERA5 dataset, at 17.09°C, slightly exceeding the previous record of 17.08°C from 6 July 2023. This article was originally published on 23 July 2024, and has been updated on 24 July 2024 to reflect the latest statistics and records.