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Week by week

You're 33 weeks pregnant: what to plan

Planning milestone

Baby is about the size of

a pineapple

Length · head to heel
17 in
Weight
4 lb 3 oz

Averages only. The dashed rings show baby’s size at 27 and 40 weeks. Your scans are what count.

Week 33

Third trimester · 7 weeks to your due date

Third trimester: wash, stock and hand over.

  1. Write down the big-day logisticsWho drives, who looks after pets or older kids
  2. Arrange pet care and care for older children
  3. Buy newborn-size essentials
  4. Prepare a handover document at work
Week 33pineapple
Calculate your due date

Estimate only — talk to your healthcare provider about your due date.

Pregnancy week by week

What to plan, buy and book at each stage.