Amid record heat, Barcelona recorded its highest temperature in 112 years, reaching 40.7C on Tuesday.
The scorching heat forced short-term shutdowns at French energy reactors.
Spain’s largest wildfire near Madrid continued to rage, covering nearly 20,000 hectares.
In France, wildfires also spread out of control.
Hail lashed the Balkans, affecting homes.
Meanwhile, Scotland and Canada faced separate wildfires under Europe’s volatile weather patterns, triggering concerns.
Authorities warned of worsening conditions as high temperatures persisted across the continent, heightening worries.