Poor weather caused disruption in parts of the country as voters made their way to polling booths.
Thunderstorms and flash floods in the final hours of the referendum reportedly prevented some commuters in the South East getting home in time to vote.
Red 'immediate action' flood warnings were issued for south-east London and Essex as parts of the capital suffered from nearly a month's rainfall in just a few hours.
From the early afternoon onwards areas across the south east were submerged as flash floods lead to severe traffic disruption during the rush hour.
Two polling stations in Kingston on Thames were forced to move because of flooding, while a polling station at a church in East London was shut because of a burst water main.