"Summer sellers have had some very stiff competition, not only from competing sellers chopping their prices but also from the Olympics extravaganza which has been more compelling for many than viewing property," said Miles Shipside, commercial director of Rightmove.
The FTSE 100 Index gained 0.65 per cent to 5,819.92. The broader FTSE All-Share Index increased by 0.60 per cent to 3,036.49.