Want a milestone-only version? Try the Pregnancy Timeline Generator.
How to Use the Pregnancy Calendar
- Enter the first day of your last menstrual period (LMP).
- Click Generate Pregnancy Calendar.
- The tool calculates the date for each pregnancy week from Week 1 through Week 40.
- You’ll see a full list of week by week pregnancy dates.
This tool is perfect for anyone wanting to quickly see:
- “What date is Week 20 for me?”
- “What week will I be on a certain date?”
- “What does my pregnancy calendar look like?”
Everything is based on the standard 40 week pregnancy model.
FAQ
How does the pregnancy calendar work?
It adds a set number of days to your LMP to calculate the date for each pregnancy week.
Example:
- Week 1 = LMP + 6 days
- Week 20 = LMP + 139 days
- Week 40 = LMP + 279 days
Is this the same as a pregnancy timeline?
It’s similar, but more detailed.
A timeline shows milestones.
A calendar shows every week.