Climate Change in Boulder 12 indicators covering climate change for Boulder. IndicatorLatest Year10-yr change Rank Air temperature, hot days, tropical nights and icing days - Cities 7.96 Degrees celsius 2025 up 77.4% 1144th Air temperature, hot days, tropical nights and icing days - Cities 4.32 Degrees celsius 2025 up 412.2% 137th Climate projections by scenario, 2030–2060 – Cities and FUAs 7.45 Degrees celsius 2060 down 0.1% 1340th Climate projections by scenario, 2030–2060 – Cities and FUAs 1.39 Degrees celsius 2060 down 0.5% 1143rd Greenhouse gas emissions - Cities and FUAs — GHG emissions from 0.03 Tonnes of CO2-equivalent 2024 unchanged 465th Greenhouse gas emissions - Cities and FUAs — GHG emissions from 0.57 Tonnes of CO2-equivalent 2024 down 5.0% 203rd Greenhouse gas emissions - Cities and FUAs — GHG emissions from 0.57 Tonnes of CO2-equivalent 2024 up 9.6% 333rd Greenhouse gas emissions - Cities and FUAs — GHG emissions from 0.55 Tonnes of CO2-equivalent 2024 up 10.0% 326th Greenhouse gas emissions - Cities and FUAs — GHG emissions from power 0.28 Tonnes of CO2-equivalent 2024 up 55.6% 344th Greenhouse gas emissions - Cities and FUAs — GHG emissions from road 0.62 Tonnes of CO2-equivalent 2024 down 1.6% 280th Greenhouse gas emissions - Cities and FUAs — GHG emissions total 2.18 Tonnes of CO2-equivalent 2024 up 5.8% 332nd Greenhouse gas emissions - Cities and FUAs — GHG emissions from 0.67 Tonnes of CO2-equivalent 2024 unchanged 269th