When Did I Conceive if I am 18 Weeks Pregnant?

If I am 18 weeks pregnant, then when did I conceive?

The best way to figure out the date of conception is to subtract 18 weeks from the current date.

So if today is May 9, then I conceived occurred on January 3.

You conceived at:
January 3, 2025
First day of Last Month Period (L.M.P.) : December 20, 2024

Check the date of conception for other weeks.

The closest calculation of conceive day

Nearest calculation of days of conception based on day of birth