The Daily BriefMorning Briefing · Monday 22 June 2026 · 05:00 BST
Morning Briefing · Monday 22 June 2026

UK Heatwave: 38C Forecast as Met Office Says 1976 June Record Could Fall; Schools Closure Guidance Issued

The UK Met Office now expects temperatures could hit 38C (100F) across London and southern England this week, potentially breaking the 1976 June record of 35.6C. The amber extreme heat warning has been extended to four days. The Government issued schools-closure guidance to headteachers Monday morning. Network Rail precautionary speed restrictions are activated. Central southern England is expected to reach 34C today; the peak is Tuesday into Wednesday. NHS trusts have heat-response protocols on standby. Greater Manchester is under a Met Office “danger to life” warning.

Dive deeper

The 1976 June record of 35.6C has stood for nearly half a century; the Met Office “very rare” framing reflects forecaster confidence that the record could fall this week. The schools-closure guidance is the structural government-side acknowledgement that heat-stress risks exceed normal operating-environment safety thresholds in many UK school buildings. The 2022 record 40C summer A&E admissions and excess-death figures provide the operational reference for NHS-capacity planning. The structural climate-adaptation question remains the binding UK infrastructure-investment policy variable; the Burnham “big building boom” positioning may converge with the climate-resilient-infrastructure question.

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