Week 39 Size: Watermelon
About the size of a sweet watermelon.
Relative Visual Scale
Solid circle represents your baby's size. Dotted circle shows the full-term week 40 size threshold.
Baby's Development
The baby is 'full term.' The placenta continues to provide nutrients and antibodies, but it is reaching the end of its lifespan. The baby has a layer of fat and is ready for the outside world.
Weekly Milestones
- ✦ Water Breaking Possibility
- ✦ Placenta Antibody Transfer Complete
Your Body & Symptoms
Your cervix is ripening (softening, dilating, and thinning). Your water might break, either as a gush or a slow trickle. If this happens, contact your provider.
Common Symptoms this Week
Doctor & Care Recommendations
- ✓ If your water breaks, note the time, color, and odor, and call your doctor.
- ✓ Double-check that you have all necessary items for postpartum recovery.
- ✓ Keep walking gently to help encourage labor.
Weekly Health Guides & Resources
Third Trimester Guide
Read comprehensive clinical milestones, screening checklists, and developmental guidelines for this phase.
Track & Relieve Symptoms
Learn why symptoms occur, home remedies, and clinical indicators for this week:
Food Safety Checklists
Verify safety statuses, listeria and mercury risks, and safe alternatives for:
Frequently Asked Questions: Week 39
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