You are 18 weeks and 1 day pregnant!

You have 21 weeks and 6 days to go!

Your Due Date Countdown

Your baby is due on Tuesday 29th September, 2026

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Your baby is approximately the size of...

A sweet red pepper
A sweet red pepper
Share the size of your baby
Fun facts at eighteen weeks
You:
  • You may be experiencing an increased appetite
Your baby:
  • Your baby is about 14cm (5.5 inches) in total length right now
  • Your baby weighs in at 170 grams

Your Pregnancy Weeks Dates Forecast

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

Most probable Date of conception

Sometime between

04 Jan
&
08 Jan
Due Date Countdown Due Date Countdown

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