Due date calculator
Estimate a due date from the first day of your last period.
Estimated due date
Thursday, May 27, 2027
Today you are about
8 weeks, 0 days
8 weeks, 0 days
Trimester
First
First
A due date is an estimate. Only a small share of babies arrive on their exact due date, and a normal pregnancy can run from about 37 to 42 weeks. Your health care provider may adjust the date, for example after an ultrasound.