Western Europe faces unprecedented May heatwave as African heat dome breaks records

Western Europe experienced record-breaking temperatures on May 28-29, 2026, as a high-pressure system trapped warm air from northern Africa over the region, pushing May temperatures to levels typically seen in high summer. The phenomenon, described as a 'heat dome,' affected multiple countries across western Europe simultaneously. Record-breaking spring heatwaves in Europe have direct relevance to U.S. climate policy discussions and energy markets, as European weather patterns increasingly influence Atlantic weather systems affecting North America. The event underscores accelerating climate volatility in regions considered bellwethers for global warming impacts.