How likely is pregnancy at the most fertile time of the month with no contraception?

Answer:

You have about a 12-24 hour window of getting pregnant with a 25%-35% chance!

  • Conception usually occurs about 5-7 days after intercourse
  • Your most fertile period is about 5 days before ovulation
  • For most(but not all) women ovulation occurs about 14 days prior to her period.
First answer by NJH. Last edit by Kharrima. Contributor trust: 967 [recommend contributor recommended]. Question popularity: 2 [recommend question].