All 38 cases were reported from East, South and North Delhi Corporations while none originated from outside the capital.
So far, four persons have died in the capital due to dengue.
Of the 1,735 cases, 12 cases originated from outside the city.
South Delhi Municipal Corporation reported the maximum number of 663 cases, while 572 cases were detected from the North Delhi Municipal Corporation area and 431 from East Delhi Municipal Corporation.
Other cases were reported from NDMC and Delhi cantonment areas.
Last year, a total of 976 cases were reported and five deaths took place while in 2010, a total of 5,994 dengue cases and eight deaths were recorded in the capital.