Pregnancy Due Date Calculator
Due date, current week, and trimester from last period date
Due Date
Thu, April 1, 2027
224 days remaining
Currently Pregnant
8w 0d
Trimester
First Trimester
Key Milestones
💓Now
Week 8 — Heartbeat detectable
Thu, August 20, 2026
🎉27d away
Week 12 — End of first trimester
Thu, September 17, 2026
🔬83d away
Week 20 — Anatomy / anomaly scan
Thu, November 12, 2026
⭐139d away
Week 28 — Viability milestone
Thu, January 7, 2027
🌟195d away
Week 36 — Full term approaching
Thu, March 4, 2027
👶223d away
Week 40 — Due date
Thu, April 1, 2027
Naegele's rule: due date = LMP + 280 days (40 weeks). Trimesters: T1 = weeks 1-13, T2 = weeks 14-27, T3 = weeks 28-40. Always confirm with your healthcare provider.
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