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 Thursday 26th March, 2026

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Your baby is approximately the size of...

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

Most probable Date of conception

Sometime between

01 Jul
&
05 Jul
Due Date Countdown Due Date Countdown

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