Home » Calculators » How Many Weeks PregnantHow Many Weeks Pregnant First day of your last menstrual period Cycle Length Please, Enter all values correctly.Gestational age Weeks Days Estimated Due DateUntil Due Date Weeks Days Trimester-I Trimester-II Trimester-III PrevPreviousFertility Calendar NextPregnancyNext How useful was this post? Click on a star to rate it! Submit Rating Average rating 2.8 / 5. Vote count: 5 No votes so far! Be the first to rate this post.