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Environment
May 25, 2026
Analyzed by GPT OSS 120B

England Braces for Unprecedented 35°C May Heatwave

AI Summary
The Met Office predicts temperatures of up to 35°C in parts of England on Monday, shattering the May heat record by more than 2°C. The event signals a rapid warming trend and foreshadows even hotter summer conditions as a super El Niño develops.

Unprecedented May Heatwave Forecast for England

Temperatures are expected to reach 35°C on Monday across parts of England, marking the hottest May day on record in the UK.

Temperature Records Set to Shatter Historical May Highs

The Met Office says the current May record of 32.8°C will be eclipsed by a margin of 2.2°C, a jump unprecedented for the season.

  • Previous monthly maximum record broken in January 2024 by 1.6°C.
  • July 2022 peak of 40.3°C exceeded its prior record by 1.6°C.

Quantifying the Heat: Nighttime Temperatures and Tropical Nights

Overnight temperatures hit 19.4°C at Kenley, London, narrowly missing a “tropical night” (≥20°C). Two tropical nights are forecast for Monday and Tuesday.

Implications for Public Health and Climate Trends in the UK

Heatwave conditions now cover multiple sites including Santon Downham (Suffolk), Heathrow, Kew Gardens, and several locations in Essex and Oxfordshire. The event underscores the accelerating warming trend highlighted in the European State of the Climate report, which names Europe as the fastest‑warming continent.

Outlook: Summer Heatwaves and the Emerging Super El Niño

Scientists warn a “super El Niño” developing this summer could intensify heat events, with global heat records expected to be challenged by 2027.