Published: February 8th, 2024,
Last updated: May 30th, 2025

The ocean surface and air temperatures reached record levels in January. At 20.97 degrees Celsius, the oceans were, on average, 0.26 degrees warmer than in January 2016, when the highest temperatures were previously measured at this time of year. This is the result of a recent data analysis by the Copernicus Climate Change Service (C3S).