Trimester 3
Week 31
About the size of
a coconut
~41.1 cm~1502 g
Averages only: a scan is the only way to know your baby’s size.
Your baby this week
The brain is developing rapidly and can now process information from all five senses.
What you may feel
Colostrum may start leaking. Braxton Hicks become more noticeable.
This week, try
Start assembling your hospital bag. Doing it now removes one source of panic later.
Weeks are counted from the first day of your last period, as your care team counts them. Written by The Childhood Journal’s team from standard prenatal references. Not yet reviewed by a clinician: our scientific board is being formed. General information, never an assessment of your pregnancy.