how long is the average womens vigina
1 While each womanâs vagina is different, the average length of an unaroused vagina in a mature woman is between 2.5-3.0 inches wide and 3.5 inches long.2  The vagina can expand up to 200% during sexual intercourse and giving birth.3  b. The average amount of vaginal discharge a woman of reproductive age secretes over a period of eight hours weighs 1.55 grams (1 gram= teaspoon). 2  Every woman makes different amounts of vaginal discharge, though it varies depending on where a woman is in her cycle.