The State of the Climate in Asia 2023 report highlighted the accelerating rate of key climate change indicators such as surface temperature, glacier retreat and sea level rise, which will have major repercussions for societies, economies and ecosystems in the region.

• In 2023, sea-surface temperatures in the north-west Pacific Ocean were the highest on record. Even the Arctic Ocean suffered a marine heatwave.
• Asia is warming faster than the global average. The warming trend has nearly doubled since the 1961–1990 period. 
• In India, severe heatwaves in April and June resulted in about 110 reported fatalities due to heatstroke.
• A major and prolonged heatwave affected much of South-East Asia in April and May, extending as far west as Bangladesh and Eastern India, and north to southern China, with record-breaking temperatures, WMO flagged.