Faith & Calendars

Hijri date converter

Convert Gregorian dates ↔ Islamic (Hijri) calendar.

  • Instant
  • Free
  • Private (processed locally)
  • No sign-up

Hijri date (Y / M / D)

ℹ️ Tabular Hijri calendar (arithmetic algorithm). May differ by a day from actual moon sighting. 100% local.

Convert a Hijri date

Pick a Gregorian date to get the Hijri date, or enter a Hijri date (year / month / day) to convert it to Gregorian.

Good to know

  • Hijri year ≈ 354 days
  • ≈ 11 days shorter than the Gregorian year
  • Tabular calculation (may vary by a day)
  • The real month depends on moon sighting

100% local calculation, no data sent.

Frequently asked questions

Is the Hijri calendar lunar?

Yes, it has 12 lunar months (≈ 354 days), so about 11 days shorter than the Gregorian year.

Why a one-day shift sometimes?

This is a tabular (arithmetic) calculation. The real calendar depends on crescent moon sighting, which can differ by a day.

What are the Islamic months?

Muharram, Safar, Rabi al-awwal, Rabi al-thani, Jumada al-awwal/thani, Rajab, Shaban, Ramadan, Shawwal, Dhu al-Qadah, Dhu al-Hijjah.

Can I convert both ways?

Yes: Gregorian → Hijri and Hijri → Gregorian.