WHO Growth Standards
Baby Percentile Calculator
Compare your baby's weight, height and head circumference with other babies of the same age and sex.
Baby Information
What Is a Percentile?
A percentile shows how your baby's measurement compares to 100 babies of the same age and sex.
< P3Very Low — Below P3 — consult your doctor.
P3 – P15Low — Between P3-P15 — close monitoring recommended.
P15 – P85Normal — Between P15-P85 — within normal range.
P85 – P97High — Between P85-P97 — close monitoring recommended.
> P97Very High — Above P97 — consult your doctor.