🤰Health & Pregnancy
Pregnancy Due Date — 🇺🇸 United States
Calculates the estimated due date from the last menstrual period using Naegele's rule. Pre-configured for United States with America/New_York timezone and MM/DD/YYYY date format.
How to Use the Pregnancy Due Date
- Enter your input values using the fields in the calculator above
- Select any additional options (units, format, timezone) if applicable
- Click the Calculate button to get your instant result
- Copy the result using the Copy button for use elsewhere
- Scroll down for real-world examples and explanations
🇺🇸 United States configuration: Timezone set to America/New_York · Date format MM/DD/YYYY · Language EN
About the Pregnancy Due Date
Calculates the estimated due date from the last menstrual period using Naegele's rule. This tool uses the proleptic Gregorian calendar and the IANA timezone database for accurate results across all dates, timezones, and leap years.
All formulas validated by Vipul Jaganiya, Computer Science expert in Calendar Mathematics and Timezone Engineering.