Searing UK heat leaves schools, hospitals and transport networks struggling to cope

The UN chief António Guterres said London was ‘cooking’. Photograph: Anadolu/Getty Images

Searing heat has swept the UK with schools, hospitals, transport networks and water companies struggling to cope with the extreme temperatures caused by climate breakdown.

Temperatures hit highs of 34.6C in Wisley in Surrey, the Met Office said, with the UN chief warning that London was “cooking”.