33 weeks pregnant: baby is the size of a pineapple
At 33 weeks, baby is about the size of
a pineapple
Baby's bones are hardening, except the skull, which stays soft for birth.
- Length43.7 cm (17.2 in)
- Weight1.9 kg (4 lb 3 oz)
- Trimester3 of 3
Baby is measured from head to heel at this stage. These are rounded averages. Your ultrasound is the only real measurement of your baby.
Questions moms ask
How big is a baby at 33 weeks?
At 33 weeks, baby is about the size of a pineapple: around 43.7 cm (17.2 in) long from head to heel, and weighs about 1.9 kg (4 lb 3 oz). Every baby grows at their own pace.
What trimester is 33 weeks?
33 weeks is in the third trimester.
How many months pregnant is 33 weeks?
Roughly month 8 of 9.
Related tools
This page gives estimates, not medical advice. If you're worried about your baby's growth, talk to your doctor or midwife.