You are 13 weeks and 1 day pregnant!

You have 26 weeks and 6 days to go!

Your Due Date Countdown

Your baby is due on Sunday 18th January, 2026

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Your baby is approximately the size of...

An egg
An egg
Share the size of your baby
Fun facts at thirteen weeks
You:
  • Woohoo - this should be the easiest part of your pregnancy
  • Hopefully you have an increase in energy
  • Some experience an increase in sex drive
  • You might be getting acid reflux or indigestion
Your baby:
  • Your baby is about 7cm (2.8 inches) in total length right now
  • Your baby weighs in at 30 grams
  • Your baby's intestines and vocal cords are developing
  • The tiny bones in their arms and legs are starting to form

To Do List

  • If you haven't already think of ways to announce your pregnancy
  • Now pregnancy is getting easier start planning time for yourself

Your Pregnancy Weeks Dates Forecast

Trimester 1
  1. 20th Apr 2025 1 Week
  2. 27th Apr 2025 2 Weeks
  3. 04th May 2025 3 Weeks
  4. 11th May 2025 4 Weeks
  5. 18th May 2025 5 Weeks
  6. 25th May 2025 6 Weeks
  7. 01st Jun 2025 7 Weeks
  8. 08th Jun 2025 8 Weeks
  9. 15th Jun 2025 9 Weeks
  10. 22nd Jun 2025 10 Weeks
  11. 29th Jun 2025 11 Weeks
  12. 06th Jul 2025 12 Weeks
Trimester 2
  1. 13th Jul 2025 13 Weeks
  2. 20th Jul 2025 14 Weeks
  3. 27th Jul 2025 15 Weeks
  4. 03rd Aug 2025 16 Weeks
  5. 10th Aug 2025 17 Weeks
  6. 17th Aug 2025 18 Weeks
  7. 24th Aug 2025 19 Weeks
  8. 31st Aug 2025 20 Weeks
  9. 07th Sep 2025 21 Weeks
  10. 14th Sep 2025 22 Weeks
  11. 21st Sep 2025 23 Weeks
  12. 28th Sep 2025 24 Weeks
  13. 05th Oct 2025 25 Weeks
  14. 12th Oct 2025 26 Weeks
Trimester 3
  1. 19th Oct 2025 27 Weeks
  2. 26th Oct 2025 28 Weeks
  3. 02nd Nov 2025 29 Weeks
  4. 09th Nov 2025 30 Weeks
  5. 16th Nov 2025 31 Weeks
  6. 23rd Nov 2025 32 Weeks
  7. 30th Nov 2025 33 Weeks
  8. 07th Dec 2025 34 Weeks
  9. 14th Dec 2025 35 Weeks
  10. 21st Dec 2025 36 Weeks
  11. 28th Dec 2025 37 Weeks
  12. 04th Jan 2026 38 Weeks
  13. 11th Jan 2026 39 Weeks
  14. 18th Jan 2026 40 Weeks

Most probable Date of conception

Sometime between

25 Apr
&
29 Apr
Due Date Countdown Due Date Countdown

Your baby could share a birthday with these famous people

David Ruffin

David Ruffin

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Ashley Murray

Ashley Murray

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