Pregnancy Due Date Calculator
Naegele's rule adjusted for your cycle length
Your Details
days
21 days35 days
Conception Est.
Monday, 4 May 2026
Trimester
1st
Estimated Due Date
Monday, 25 January 2027
250 days remaining
Weeks Pregnant
4wks
2 days
Days to Go
250
days
Pregnancy Milestones
Week 4 — Missed period
Monday, 18 May 2026
Week 8 — Heartbeat detectable
Monday, 15 June 2026
Week 12 — End of 1st trimester
Monday, 13 July 2026
Week 20 — Mid-pregnancy scan
Monday, 7 September 2026
Week 28 — Start of 3rd trimester
Monday, 2 November 2026
Week 40 — Due date
Monday, 25 January 2027