A record June heatwave in the UK is estimated to have substantially reduced economic output, according to research cited by multiple outlets. The London School of Economics (LSE) estimates that the heatwave results in about 24 million lost hours of work, reflecting time missed as workers adjust to extreme temperatures. The study puts the overall economic cost at roughly £1.15 billion (about $1.5 billion). Reporting highlights that the impact is tied to disruptions across workplaces and public settings, including conditions in homes, workplaces, and transport networks. It also notes that sectors involving outdoor or physically demanding work see larger effects, with construction and agriculture mentioned alongside other parts of the labour market where workers reduce hours to cope with the heat. The figures describe the heatwave as a measurable economic shock rather than only a short-term discomfort, with productivity losses accumulating over the period of extreme weather.