It is never possible to tell exactly.
February 14th 2005 was on a Monday.
February 5, 2005 fell on a Saturday.
Monday 14 February 2005 Tuesday 14 February 2006
It was a Thursday.
It was a Saturday.
Tuesday
It was a Monday.
It was a Friday.
Saturday.
It was a Wednesday.
Typically women do not become pregnant on their periods. However, the baby would be due 9 months from the day the woman became pregnant.
no your baby can a day early or a day late