UK weather: Fifth heatwave of year likely as temperatures could hit 35C
The UK is bracing for its fifth heatwave of the year, with temperatures in south-east England expected to reach 35C. Health authorities have issued yellow heat-health alerts as the country experiences an unusually hot and dry summer.
Why it matters
Frequent heatwaves highlight the ongoing impact of climate change on public health and infrastructure in the UK.
Image source, Gettty By Simon King Lead Weather Presenter Published 8 August 2026, 01:37 BST Heat will once again build across the UK this weekend before the fifth widespread heatwave of the year is likely to be declared next week.
From Sunday and into next week, temperatures could exceed 30C in south-east England.
Yellow heat health alerts have been issued for most of England until Tuesday, warning of impacts for health and social care services and an increased risk to life for vulnerable people.
These are likely to be updated by the UK Health Security Agency in the coming days as a widespread heatwave develops.
Image caption, Heat-health alerts come into force across most of England on Saturday
Temperatures on Saturday will begin to climb above average again, reaching the mid- to high 20s Celsius in most of England and Wales.
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