Pregnancy due date calculator

Pregnancy Due Date Calculator

Last Period

Conception Date

Ultrasound

First Day of Last Menstrual Period

Average Cycle Length (days)

Custom Cycle Length (days)

Estimated Due Date: –

Current Pregnancy Week: –

Trimester: –

Days Remaining: –

Pregnancy Timeline

1st Trimester: Weeks 1-13

2nd Trimester: Weeks 14-27

3rd Trimester: Weeks 28-40+

📋 Important Note

This calculator provides an estimate only. Only about 5% of babies are born on their exact due date. Most births occur within 2 weeks before or after the due date. Always consult with your healthcare provider for accurate dating.