The good news is there are a few things that could cause such itching and once you know which one it is, there are available remedies for every unusual itching.
Check out 5 reasons why your v*gina itches;
VAGINAL YEAST INFECTION
This is the most common cause of vaginal itching. These infections are so common that three-fourths of women will get one at some point. When the Vagina loses acidity, yeast can build up on the vulva, causing an infection. The hallmark symptom is extreme itchiness, along with an odorless thick, white discharge.
Another common cause of vaginal itching is irritation. Exposing your vagina to various chemicals could cause irritation which could make your vagina itch. Chemicals from soaps, feminine sprays, and even certain fabrics can cause irritation.