Pregnancy Due Date

Estimate a due date from a last-period or conception date using a fixed calculation.

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First day of last period

Due date

2027-08-03

Current week

0w 0d

Trimester

Days remaining

280 days

0w10w20w30w40w

0.0% of pregnancy

This is an estimate based on standard 280-day pregnancy. Always consult your doctor.

How to Use

The model uses fixed offsets and has no cycle-length input. It does not calculate examination appointments or clinical milestones. Estimates do not replace clinical dating or an ultrasound assessment.

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