HEALTH & EVERYDAY
Pregnancy due date calculator
Estimate days remaining from current pregnancy weeks and days.
Estimated result
02/12/2026
- Days remaining
- 140
- Estimated gestation
- 40 weeks
Only an estimate; clinical dating scans may revise the due date.
SOURCES & REVIEW
Checked against official guidance
Last checked 14 July 2026 · Rule version GB-2026.27.1
NHS: Due date calculator ↗COMMON QUESTIONS
Frequently asked questions
Is this an exact quote or tax return?
No. It is an estimate based on the inputs and assumptions shown.
When was this checked?
The method and linked official guidance were reviewed for the current UK release.