Pregnancy Week Calculator
Which week of pregnancy
Estimated Due Date
07-Oct-24
Week 42 of pregnancy
01-Jan-24
Format: dd-Mon-yy (e.g., 01-Jan-24)
How is this calculated?
Using Naegele Rule: Add 280 days (40 weeks) to the first day of your last period.
Most pregnancies last 37-42 weeks from LMP.
⚠️ Important Disclaimer
This calculator provides only an estimate based on your last period date. Every pregnancy is different, and only a healthcare provider can determine your actual due date through ultrasound and medical evaluation.
This is NOT medical advice. Please consult your doctor or healthcare professional for accurate pregnancy tracking and prenatal care.
📋 Key Points:
- Only ~4% of babies are born on their exact due date
- A full-term pregnancy ranges from 37-42 weeks
- Your doctor will confirm your due date with ultrasound
Source: ACOG (American College of Obstetricians and Gynecologists)