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Paris Agreement Cuts Extremely Hot Days by Over 50 Annually
15 Oct
Summary
- Paris Agreement helps avoid 57 extremely hot days per year
- World still heading for "dangerously hot future" without faster fossil fuel phase-out
- Warming of just 0.3°C since 2015 added 11 more hot days per year on average

According to a study conducted by Climate Central and World Weather Attribution, the Paris Agreement has helped the world avoid dozens of extremely hot days per year. The analysis shows that if governments meet their current emission-cutting targets and limit global warming to 2.6°C this century, the world may experience 57 fewer extremely hot days annually compared to a 4°C scenario projected before the 2015 Paris Agreement.
However, researchers caution that even 2.6°C of warming would still expose billions to dangerous heat and widen global inequality. They emphasize the world is "still heading for a dangerously hot future" and that many countries are ill-prepared to deal with the 1.3°C of warming already reached.
The study found that since 2015, an increase of just 0.3°C has added 11 more hot days per year on average and made extreme heat events significantly more likely in regions like the Amazon, West Africa, and South Asia. Experts urge governments to accelerate emissions cuts, expand adaptation finance, and strengthen public health systems to address escalating heat risks.