UK heat-related deaths reach 2,877 in 2026, approaching 2022 record levels

An estimated 2,877 people in Britain have died from heat-related causes so far in 2026, approaching the 2022 record. The UK Health Security Agency reports 753 deaths in May and 2,124 in June. Extreme heat also impacts the National Health Service and triggers wildfires. Across Europe, France records 5,764 excess deaths and Germany reports 9,800 heat-related deaths, as the continent experiences rapid warming.

UK heat-related deaths in 2026

• ▪The UK Health Security Agency stated that 2026 could surpass the record of 2,985 heat-associated deaths set in 2022.
• ▪The UK Health Security Agency reported that 753 deaths were associated with the May 2026 heatwave and 2,124 deaths with the June 2026 heatwave.
• ▪An estimated 2,877 people in Britain have died from heat-related causes so far in 2026, nearly double the total recorded during all of 2025.

Record-breaking May June temperatures

• ▪Unusually hot spells pushed temperatures to record highs in parts of Britain during May 2026 and June 2026.
• ▪The June 2026 heatwave in Britain triggered a rare red heat-health alert and prolonged dry weather fuelled wildfires.

European heat mortality statistics

• ▪Germany's RKI health body reported that an estimated 9,800 people have died from heat-related causes so far in 2026.
• ▪France recorded 5,764 excess deaths between June 17, 2026, and July 2, 2026, during heatwaves.

Vulnerable populations at risk

• ▪UK Health Minister Yvette Cooper stated that the extreme heat has had a serious impact on the National Health Service.
• ▪Older adults and people with underlying medical conditions are more vulnerable to hot weather.

Climate warming projections

• ▪Ross Thompson of the UK Health Security Agency stated that as the climate warms, periods of hot weather will become longer, more frequent, and more extreme.
• ▪Europe is the world's fastest-warming continent, with temperatures on July 30, 2026, showing the region was the furthest from its historical norm.