Second hottest April on record as global temperatures remain above 1.5C threshold

People walk on a sunny day at a park in London during a warm spell - (Associated Press)

Global temperatures soared in April, marking the second hottest on record and exceeding the crucial 1.5C global warming threshold, according to scientists at the EU’s Copernicus Climate Change Service (C3S).

Data reveals that April 2025 was 0.6C above the 1991-2020 average and a concerning 1.51C above pre-industrial levels. This marks the 21st month in nearly two years where global average surface air temperatures have surpassed the 1.5C limit.