Week by week / Second trimester
Week 20
Your baby is about the size of a banana. Here is what is happening, what you might feel, and the two or three things worth doing this week.
Size right now
A banana
16.4 cm / 6.5 in, 300 g / 11 oz
- Length
- 16.4 cm / 6.5 in
- Weight
- 300 g / 11 oz
- Trimester
- Second
- To go
- 20 weeks
The baby
Halfway. The baby swallows amniotic fluid, which is practice for digestion. From next week, length is measured head to heel rather than head to bottom.
You
You can probably feel movement by now. It reads like bubbles or a muscle twitch before it reads like kicks.
This week
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Averages, not targets. Babies vary a great deal and a scan that reads differently from this page is not a problem. Anything that worries you is a call to your midwife or doctor, not a search.