During an unprecedented heat spell, Barcelona recorded its highest temperature in 112 years, reaching 40.7C on Tuesday.
The intense heat forced temporary shutdowns at French nuclear reactors.
Spain’s most extensive wildfire near Madrid continued to rage, covering nearly 20,000 hectares.
In France, wildfires also raged out of control.
Hail battered the Balkans, affecting homes.
Meanwhile, Scotland and Canada faced separate wildfires under Europe’s unstable weather patterns, triggering concerns.
Authorities cautioned of deteriorating conditions as high temperatures persisted across the continent, intensifying worries.