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Pregnancy Due Date Calculator UAE
Work out your expected due date from the first day of your last period, in Gregorian and Hijri dates, with how many weeks pregnant you are and when each trimester starts.
Your estimated due date
Pick the first day of your last period.
π‘ Good to know
- Only about 1 in 25 babies arrive on the due date; most come within 2 weeks either side.
- Your doctor may change the due date after your first scan. Trust the scan date.
- Check your maternity leave rights early with your employer.
An estimate, not medical advice. π Everything stays on your device.
π Official sources: WHO: maternal health
We build every tool from the official rules and re-check them when they change. Always confirm with the official source before you rely on a result.
π οΈ Spotted a mistake or an out-of-date rule? Tell us
Questions people ask
How is the due date worked out?+
By adding 280 days (40 weeks) to the first day of your last period, adjusted if your cycle is longer or shorter than 28 days.
How accurate is it?+
It's an estimate: most babies arrive within 2 weeks either side, and your doctor may adjust it after a scan.