Week 37: Early term
You’re 37 weeks pregnant — about 3 weeks to go. Your baby is roughly the size of a bunch of Swiss chard.
Size of
a bunch of Swiss chard
Length
48.6 cm
19.1 in · head to heel
Weight
2.86 kg
100.8 oz
Your baby this week
Your baby is now considered “early term.” They’re practising breathing, sucking and gripping, and could arrive at any time, though a few more weeks inside is ideal.
Your body & how you might feel
You may notice a “bloody show” or that your mucus plug has come away — signs your body is preparing. Nesting urges can kick in.
Common symptoms at week 37
- Nesting instinct
- Loose stools
- Mucus plug loss
- Strong Braxton Hicks
This week’s tip: Rest as much as you nest — conserving energy now will serve you well during labour and the newborn days ahead.
A gentle reminder: This is an estimate, not medical advice. Dates and figures are general guidance — every pregnancy is different. Your healthcare provider’s assessment, especially from an early ultrasound, always takes priority. Always speak with your provider about your pregnancy.
Week 37 FAQs
How big is the baby at 37 weeks?
At 37 weeks pregnant, your baby is roughly the size of a bunch of Swiss chard, about 48.6 cm (19.1 in) long and around 2.86 kg. These are typical averages — every baby grows at its own pace.
How many months is 37 weeks pregnant?
37 weeks pregnant is about 8 and a half months, in the third trimester, with about 3 weeks to go until your due date.
What are common symptoms at 37 weeks?
Common experiences around week 37 include nesting instinct, loose stools, mucus plug loss, strong braxton hicks. Symptoms vary widely — contact your provider if anything worries you.