Week 20: Halfway there
You’re 20 weeks pregnant — about 20 weeks to go. Your baby is roughly the size of a banana.
Size of
a banana
Length
25.7 cm
10.1 in · head to heel
Weight
300 g
10.6 oz
Your baby this week
You’re at the halfway point! Your baby is swallowing more and producing meconium — the first stool — in the developing bowel. From now, length is measured head to heel.
Your body & how you might feel
Your uterus has reached your navel. Many parents feel regular movement now, and the bump is unmistakable. Congratulations on making it halfway.
Common symptoms at week 20
- Regular movements
- Heartburn
- Shortness of breath
- Leg cramps
This week’s tip: Start noticing your baby’s movement patterns — there’s no need to count yet, just get familiar with their rhythm.
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 20 FAQs
How big is the baby at 20 weeks?
At 20 weeks pregnant, your baby is roughly the size of a banana, about 25.7 cm (10.1 in) long and around 300 g. These are typical averages — every baby grows at its own pace.
How many months is 20 weeks pregnant?
20 weeks pregnant is about 4 and a half months, in the second trimester, with about 20 weeks to go until your due date.
What are common symptoms at 20 weeks?
Common experiences around week 20 include regular movements, heartburn, shortness of breath, leg cramps. Symptoms vary widely — contact your provider if anything worries you.