The Met Office also stated that human-induced climate change is making temperature records increasingly likely.
The US and China also experienced heatwaves in June.
The Met Office found that the chance of June being hotter than 14.9C has at least doubled since around 1940.
The UK's Prime Minister, Rishi Sunak, has recently come under scrutiny for his climate policies, but he has defended the government's efforts.
Greenpeace has called for more radical action to tackle the threat of climate change.
LONDON DAILY ARCHIVE
UK Breaks Heat Record: June 2021 is Hottest June on Record, Says Met Office
The Met Office, the UK's national weather service, has announced that June 2021 was the hottest June on record, with an average mean temperature of 15.8C, beating the previous record set in 1940 and 1976.
03 July 2023 · 23:25 UTC
