Pregnancy week by week calendar


Search our pregnancy calendar for a detailed ‘week by week’ guide to your pregnancy and your baby’s development.

Please note, for your personalised calendar you must be logged into the HiPP Baby Club.

Due date calculator

You can calculate your estimated due date using our
due date calculator

Pregnancy development by trimester

1st trimester

1st trimester

Find out how your baby is developing in the first trimester, weeks 1 to 12 of your pregnancy. For a free personalised calendar log in or join the Baby Club

2nd trimester

2nd trimester

The second trimester is often the favourite trimester for most women, find out what is happening to you and your baby between weeks 13 to 27 of your pregnancy.

3rd trimester

3rd trimester

You've reached the third trimester of your pregnancy! Find out more about the changes to you and your baby during weeks 28 to 41 of your pregnancy here.

  • Print page
  • Back to top

Have you got a question?

If you want more advice, please ask a question or visit our forum.

Otherwise, please get in touch with the HiPP Baby Club.