At least 12 people have died and more than 600,000 households have been affected by the worst flooding in southern Thailand in decades, according to a government agency.

Heavy rains in southern Thailand have triggered severe flooding, killing nine people and displacing over 13,000 residents.

Devastating floods in southern Thailand have claimed nine lives and affected more than 550,000 residents, marking what officials are calling the worst natural disaster to hit some areas in two decades.