During an unprecedented heat spell, Barcelona noted its highest temperature in 112 years, reaching 40.7C on Tuesday.
The extreme heat forced short-term shutdowns at French nuclear reactors.
Spain’s biggest wildfire near Madrid continued to rage, covering nearly 20,000 hectares.
In France, wildfires also escalated out of control.
Hail lashed the Balkans, affecting homes.
Meanwhile, Scotland and Canada faced separate wildfires under Europe’s volatile weather patterns, sparking concerns.
Authorities alerted of deteriorating conditions as high temperatures persisted across the continent, heightening worries.