Pregnant? Follow your baby week by week in Lullagram. The pregnancy section is free, and the baby tracker is ready for when your baby arrives.
Start for free
Pregnancy week by week

41 weeks pregnant

Going past your due date.

In short

At 41 weeks your baby is about the size of a watermelon, around 51.8 cm long. Going past your due date.

  • Third trimester, week 41 of about 40.
  • In Ireland, women with a straightforward pregnancy are offered an induction at 41 weeks, after a full talk about the benefits and risks.
About the size ofWatermelon
Length, head to heel51.8 cm
Typical weightEvery baby differs

Your baby's growth has slowed right down and they are ready for life outside. Babies born after their due date often have dry, peeling skin because the vernix has worn away.

How big is my baby at 41 weeks?

At 41 weeks your baby is about the size of a watermelon, around 51.8 cm long. Before about 14 weeks babies are measured from crown to rump; after that the figure is head to heel. These are typical figures from fetal growth charts. Your own baby may be bigger or smaller, and your scans are what count.

What is my baby doing at 41 weeks?

What changes for me at 41 weeks pregnant?

What is a good tip for this week?

Keep your hospital bag by the door and rest as much as you can.

What can a partner do this week?

Answer the "any news?" messages so they can rest.

What should I know in Ireland at 41 weeks?

When to get help: If your baby's movements slow down, change or stop, contact your maternity unit straight away without waiting. HSE: when to get help.

Want these updates on your phone? The Lullagram app has a free pregnancy section with this week-by-week guide, Irish dates worked out from your due date, a contraction timer and more. When your baby arrives, the baby tracker is ready in the same app.

Sources and guidance

This page is written to be consistent with the official guidance below. It is general information for parents in Ireland, not medical advice. Links checked 23 September 2026.