Footage of the severe hail was posted on social media.
Several days of unseasonably hot weather was broken by the dramatic storm, which produced marble-sized hailstones.
French media reported several metro stations were forced to close amid flash flooding.
A low-pressure system moving through France and Portugal was behind the extraordinary storm.
The UK has also seen it’s warmest start to May on record, with 29C recorded in London.
April was also the sunniest on record for the nation.
