The heaviest downpour in a decade affected a total of 44,673 people in 13 districts of Beijing. Some 127,000 people have been evacuated, the media outlet added. The economic losses caused by the disaster are yet to be calculated.
On Tuesday morning, the city's meteorological services changed the level of alert from red to orange and yellow in a sign that the downpour is abating.
According to data by Beijing's meteorological station, Beijing recorded an average of 260 millimeters (10.2 inches) of rainfall since Saturday evening to Monday morning. The most severe downpours hit the western district of Mentougou, with an average rainfall of 447.6 millimeters.
The two-day downpour was caused by Typhoon Doksuri, which has previously swept through the Philippines.