39 weeks pregnant
At 39 weeks your baby is about the size of a small watermelon (about 50 cm · 3.3 kg). Here is what is happening for you both this week.
- Size
- a small watermelon
- Length · weight
- about 50 cm · 3.3 kg
- Trimester
- Third
- Weeks to go
- 1
Your baby at 39 weeks
Your baby is full term from 39 weeks.
Your body at 39 weeks
Waiting can be hard. Keep paying attention to movements.
Your to-do list for week 39
- Read the Medicare and Centrelink newborn steps
Common questions
How many months pregnant is 39 weeks?
39 weeks is in month 9 of pregnancy and the third trimester.
How big is my baby at 39 weeks?
At 39 weeks your baby is about the size of a small watermelon (about 50 cm · 3.3 kg). Every baby grows at its own pace.
All 40 weeks
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
Useful tools
PregnancyDue date calculatorInstant due date, week and trimester.PregnancyPregnancy plannerEstimate dates and organise the weeks ahead.PregnancyAppointment trackerScans, tests, vaccinations and questions in one list.
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PregnancyHospital bag checklist for Australian parentsPlan separate bags for labour, the post-birth stay and the trip home. Ask your hospital what it supplies.Dads & partnersSupporting your partner during labour and birthWhat to pack, what to do and how to advocate on the day.NewbornFirst baby essentials: a practical Australian checklistPrioritise a safe sleep space, suitable clothing, feeding supplies and a safe way to travel.Health & safetySafe sleep: the guidelines in plain EnglishSix simple steps that lower the risk of sudden unexpected death in infancy.