Climate Change in Hamburg 12 indicators covering climate change for Hamburg. IndicatorLatest Year10-yr change Rank Air temperature, hot days, tropical nights and icing days - Cities 9.16 Degrees celsius 2025 down 9.4% 1019th Air temperature, hot days, tropical nights and icing days - Cities -0.0716 Degrees celsius 2025 down 108.1% 791st Climate projections by scenario, 2030–2060 – Cities and FUAs 10.91 Degrees celsius 2060 up 2.5% 1087th Climate projections by scenario, 2030–2060 – Cities and FUAs 1.52 Degrees celsius 2060 up 21.7% 997th Greenhouse gas emissions - Cities and FUAs — GHG emissions from 0.05 Tonnes of CO2-equivalent 2024 unchanged 340th Greenhouse gas emissions - Cities and FUAs — GHG emissions from 2.32 Tonnes of CO2-equivalent 2024 down 9.0% 48th Greenhouse gas emissions - Cities and FUAs — GHG emissions from 1.38 Tonnes of CO2-equivalent 2024 down 12.1% 172nd Greenhouse gas emissions - Cities and FUAs — GHG emissions from 1.33 Tonnes of CO2-equivalent 2024 down 13.1% 163rd Greenhouse gas emissions - Cities and FUAs — GHG emissions from power 1.47 Tonnes of CO2-equivalent 2024 down 34.7% 119th Greenhouse gas emissions - Cities and FUAs — GHG emissions from road 0.9 Tonnes of CO2-equivalent 2024 down 10.9% 189th Greenhouse gas emissions - Cities and FUAs — GHG emissions total 6.34 Tonnes of CO2-equivalent 2024 down 17.7% 135th Greenhouse gas emissions - Cities and FUAs — GHG emissions from 0.91 Tonnes of CO2-equivalent 2024 down 10.8% 199th