The 2010 US Open was a tennis tournament played on outdoor hard courts, held from August 30 to September 13, 2010, in the USTA Billie Jean King National Tennis Center at Flushing Meadows, Queens, New York City, United States. The tournament was initially going to finish with Men's Singles final on September 12, but was postponed due to rain on the last day and just before the men's tournament final. In the previous two years the tournament was also postponed because of weather.