End of the first trimester
Nausea usually starts before week 9 and eases by week 14 for many people, but timing varies. The uterus mostly remains inside the pelvis until week 12.
LifeTally · Your editable starting point
Pregnancy due date calculator
Pregnancy due date calculator. Due date, current gestational age, and a week-by-week body and baby development timeline.
01 · Starting values
Your editable starting point
Change the values you know. Every result updates instantly in your browser.
03 · What the numbers mean
What the numbers mean
This is a planning estimate. A clinician and ultrasound dating may change the due date. Symptoms and development vary from person to person.
Estimated due dateEstimated due date from the last menstrual period and cycle length.March 8, 2027
Gestational age todayDue date, current gestational age, and a week-by-week body and baby development timeline.13 week · 1 days
Time to the estimated due dateCalendar days remaining.188 days
TrimesterDue date, current gestational age, and a week-by-week body and baby development timeline.1
Estimated conceptionDue date, current gestational age, and a week-by-week body and baby development timeline.June 15, 2026
04 · Pregnancy timeline
What commonly happens around week 13
This is a general guide: symptoms, care and development differ for every person.
13
9–13 weeks
Eyelids and facial features form, while cartilage gradually begins to harden into bone.
Next: weeks 14–20The belly grows and movement becomes noticeable
Questions for your clinician
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05 · Method and limits
Transparent calculation
This is a planning estimate. A clinician and ultrasound dating may change the due date. Symptoms and development vary from person to person.
When does pregnancy nausea usually begin?
Nausea and vomiting usually start before week 9 and ease by week 14 for many people, but they can begin earlier, last longer, and happen at any time of day.
Is the estimated due date exact?
This is a planning estimate. A clinician and ultrasound dating may change the due date. Symptoms and development vary from person to person.