Week 31 of Pregnancy
zucchini

Week 31 of Pregnancy

Your baby is the size of a zucchini

16.5 in • 3.9 lb

TrimesterThird
Weeks left9

Baby Development

Your baby has finished most of their major development, and now it's time to gain weight quickly. This fat will help your baby regulate their body temperature after birth.

Your Body This Week

You may be feeling more pressure in your lower abdomen as your baby grows. This is normal, but if you have any concerns, you should contact your healthcare provider. You may also be experiencing some backaches.

Milestones This Week

Prepare your birth plan

Talk to your doctor about your birth preferences and document them in a plan.

Pay attention to baby's movements

From now on, learn baby's movement pattern. If you notice less movement than usual, contact your doctor.

All 5 of baby's senses are active

Sight, hearing, touch, taste, and smell — all five of baby's senses are working!

Learn More

Week 31 marks a time of dynamic changes and connections between you and your baby. As your baby grows and strength develops, you may notice more pronounced movements, particularly at night. This is partly due to your own quieter periods making you more attuned to these nocturnal kicks and stretches. Your baby’s neuromuscular development during this time results in stronger, more coordinated movements, so expect to feel forceful nudges and rolls as your baby adjusts to the snug environment. While these movements are a healthy sign of your baby’s growth, it’s important to recognize the impact of certain foods and activities on fetal activity. Consuming sugary or caffeinated treats may temporarily boost your baby's energy, leading to increased motion. As you notice these patterns, staying attuned to what feels normal for both of you is key. Maintaining a balanced diet and staying active with safe exercises, like prenatal yoga or gentle walks, can help in managing these changes. Always communicate with your healthcare provider if you have any concerns about your baby's activity levels. Embrace this time as an opportunity for bonding with your baby while preparing for the exciting days ahead.

Frequently Asked Questions

How big is my baby at 31 weeks pregnant?

At week 31 of pregnancy, your baby is about the size of a zucchini, measuring approximately 16.5 in and weighing around 3.9 lb.

What trimester is week 31 of pregnancy?

Week 31 is in the third trimester of pregnancy. The first trimester covers weeks 1-13, the second trimester covers weeks 14-26, and the third trimester covers weeks 27-40.

What is happening with my baby at week 31?

Your baby has finished most of their major development, and now it's time to gain weight quickly.

What symptoms can I expect at week 31 of pregnancy?

You may be feeling more pressure in your lower abdomen as your baby grows.

BabyLingo

Track your pregnancy journey

Get personalized daily updates, tips, and milestone tracking with BabyLingo

Download on the App Store