Climate Change in Heidelberg 12 indicators covering climate change for Heidelberg. IndicatorLatest Year10-yr change Rank Air temperature, hot days, tropical nights and icing days - Cities 9.14 Degrees celsius 2025 down 18.1% 1031st Air temperature, hot days, tropical nights and icing days - Cities -0.779 Degrees celsius 2025 down 163.0% 958th Climate projections by scenario, 2030–2060 – Cities and FUAs 12.08 Degrees celsius 2060 up 3.3% 834th Climate projections by scenario, 2030–2060 – Cities and FUAs 1.62 Degrees celsius 2060 up 31.1% 814th Greenhouse gas emissions - Cities and FUAs — GHG emissions from 0 Tonnes of CO2-equivalent 2024 down 100.0% 1017th Greenhouse gas emissions - Cities and FUAs — GHG emissions from 0.14 Tonnes of CO2-equivalent 2024 down 12.5% 581st Greenhouse gas emissions - Cities and FUAs — GHG emissions from 0.21 Tonnes of CO2-equivalent 2024 unchanged 562nd Greenhouse gas emissions - Cities and FUAs — GHG emissions from 0.21 Tonnes of CO2-equivalent 2024 up 5.0% 543rd Greenhouse gas emissions - Cities and FUAs — GHG emissions from power 0.06 Tonnes of CO2-equivalent 2024 unchanged 543rd Greenhouse gas emissions - Cities and FUAs — GHG emissions from road 0.09 Tonnes of CO2-equivalent 2024 down 10.0% 845th Greenhouse gas emissions - Cities and FUAs — GHG emissions total 0.52 Tonnes of CO2-equivalent 2024 down 5.5% 754th Greenhouse gas emissions - Cities and FUAs — GHG emissions from 0.09 Tonnes of CO2-equivalent 2024 down 10.0% 849th