2023 declared hottest year on record The global average temperature for the last 12 months is the highest ever documented, at 1.63°C above pre-industrial levels, according to the EU’ s Copernicus Climate Change Service Global average temperature above IPCC pre-industrial levels* (°C) 2015: Paris Agreement aims to limit global temperature increase to below two degrees Centigrade above pre-industrial levels, and pursue efforts to limit it to 1.5°C Apr 2024: Study by Potsdam Institute for Climate Impact Research estimates climate change could cut 17% off global GDP by 2050, at cost of US$38 trillion per year *Pre-industrial levels: Intergovernmental Panel on Climate Change (IPCC) uses 1850 to 1900 as its pre-industrial average 2.0 1.78 1.77 1.5 1.50 1.75 1.70 1.75 1.52 1.68 1.58 1.52°C 1.0 1.20°C 0.5 0.0 Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Source: Copernicus, Potsdam Institute, Reuters Picture: Getty Images © GRAPHIC NEWS