Hotel occupancy and revpar figures in London declined by 3.5% to 81.7% and 1.2% to £121.28 respectively during November, according to STR Global.
Meanwhile, the average daily rate (ADR) rose 2.4% to £148.49.
The figures were published as part of STR Global's wider appraisal of the European hotel market, which reported positive results overall in occupancy, revpar and ADR figures, when reported in euros.
In comparison with November 2014, Europe achieved a 0.8% increase in occupancy to 68.1%, a 4.9% increase in revpar to €73.40 (£54.12), and a 4.1% increase in ADR to €107.74 (£79.44).
Southern Europe performed strongly with Malta achieving the largest increase in revpar, up 52.1%, and Spain and Italy improving by 21.9% and 19.2% respectively.
However, hotel performance in Paris and Brussels fell following the terrorist attacks of 13 November.
France reported a 3.1% decrease in occupancy to 58.2%, while revpar dropped 1.4% to €73.83 (£54.44). ADR increased 1.7% to €126.84 (£93.50).
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