25 Aug 2026
Global sea surface temperature hits new record
Photo by Joshua Humpfer The global average sea surface temperature has broken its all-time record. The Copernicus Climate Change Service (C3S) confirmed the figure reached 21.1°C on 22 August, surpassing the previous record of 21.09°C set in March 2024. The timing is notable in itself: global ocean temperatures typically peak in March and April, yet […]