According to data from the Copernicus Climate Change Service (C3S), the Earth just experienced its warmest day in recent history. On July 22, 2024, the daily global average temperature reached a new record in the ERA5* data set of 17.16 °C. This surpasses the previous records of 17.09°C, which were set just the day before, on July 21, 2024, and 17.08°C, which were set a year earlier, on July 6, 2023.
Based on data released by C3S on 25 July, Monday 22 July was the warmest day in the ERA5 data set that begins in 1940. The temperature on 23 July was very similar at 17.15°C**. While the temperature on July 21, 2024 (17.09 °C) was almost indistinguishable from the previous record of 17.08 °C set on July 6, 2023, the difference between these and the new record (17.16 °C) set on July 22 is greater than typical differences. in day-to-day variations between alternative datasets. (More at climate.copernicus.eu)