Climate Change in Phoenix 12 indicators covering climate change for Phoenix. IndicatorLatest Year10-yr change Rank Air temperature, hot days, tropical nights and icing days - Cities 29.75 Degrees celsius 2025 up 32.7% 9th Air temperature, hot days, tropical nights and icing days - Cities 8.04 Degrees celsius 2025 up 1,044.8% 12th Climate projections by scenario, 2030–2060 – Cities and FUAs 22.99 Degrees celsius 2060 up 0.6% 106th Climate projections by scenario, 2030–2060 – Cities and FUAs 1.57 Degrees celsius 2060 up 10.1% 923rd Greenhouse gas emissions - Cities and FUAs — GHG emissions from 4.87 Tonnes of CO2-equivalent 2024 down 3.2% 7th Greenhouse gas emissions - Cities and FUAs — GHG emissions from 6.68 Tonnes of CO2-equivalent 2024 up 9.9% 17th Greenhouse gas emissions - Cities and FUAs — GHG emissions from 8.41 Tonnes of CO2-equivalent 2024 up 16.8% 24th Greenhouse gas emissions - Cities and FUAs — GHG emissions from 8.23 Tonnes of CO2-equivalent 2024 up 17.1% 23rd Greenhouse gas emissions - Cities and FUAs — GHG emissions from power 15.65 Tonnes of CO2-equivalent 2024 up 53.4% 11th Greenhouse gas emissions - Cities and FUAs — GHG emissions from road 7.13 Tonnes of CO2-equivalent 2024 down 1.0% 11th Greenhouse gas emissions - Cities and FUAs — GHG emissions total 44.7 Tonnes of CO2-equivalent 2024 up 19.0% 11th Greenhouse gas emissions - Cities and FUAs — GHG emissions from 7.48 Tonnes of CO2-equivalent 2024 up 0.7% 10th