Record values on German coasts: The North Sea was hotter than ever in 2025, the Baltic Sea was solely hotter in 2020. The Federal Maritime and Hydrographic Agency warns of rising sea ranges because of international warming.
The North Sea has by no means been as heat as it will likely be in 2025. With a median water temperature on the floor of 11.6 levels Celsius, the Federal Maritime and Hydrographic Agency (BSH) recorded a report worth for the reason that knowledge sequence started in 1969. Compared to the long-term common from 1997 to 2021, the North Sea was 0.9 levels hotter, because the BSH introduced.
Second warmest 12 months within the Baltic Sea
The Baltic Sea has additionally turn out to be considerably hotter: BSH scientists decided a median floor temperature of 9.7 levels for 2025. This is a rise of 1.1 levels in comparison with the long-term common from 1997 to 2021.
This made 2025 (after 2020) the second warmest 12 months for the Baltic Sea for the reason that related BSH knowledge sequence started in 1990.
Sea ranges are rising because of warming
BSH President Helge Heegewaldt warned of the implications of worldwide local weather change, which can be inflicting sea ranges and storm surges to rise. The causes are the enlargement of water and the melting of glaciers and ice sheets. According to local weather projections from the Intergovernmental Panel on Climate Change (IPCC), international sea ranges may rise by 0.63 to 1.01 meters by 2100 until greenhouse gasoline emissions fall dramatically.
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