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What is the Conception Date Calculator?
The Conception Date Calculator estimates the date your baby was conceived based on your due date. Conception typically occurs about 266 days (38 weeks) before birth.
How to Use This Calculator
1
Enter your expected due date.
2
Click 'Calculate' to see the estimated conception date.
Example Calculation
Due Date: Dec 25th
If your due date is December 25th, conception likely occurred around April 3rd.
Frequently Asked Questions
Pro Tips
- This date is an estimate based on averages.
- Use this for fun or general planning, not for medical dating.
- Ultrasound measurements in the first trimester are the most accurate way to date a pregnancy.