| Enter day of month of LMP | |
| Select month of LMP | 1 - January 2 - February 3 - March 4 - April 5 - May 6 - June 7 - July 8 - August 9 - September 10 - October 11 - November 12 - December |
Please enter the 1st day of LMP and the calculator will return the due date and weeks of pregnancy.
40 weeks is the normal pregnancy time.