Last Third of Night Calculator
Enter Maghrib and Fajr times to get the night thirds and the shar'i midnight.
Last third begins
01:00
Best time for Tahajjud
- End of first third
- 21:30
- Midnight (shar'i)
- 01:00
- Night length (min)
- 630
How it works
The Islamic night runs from Maghrib to Fajr. We divide it into three equal thirds. The last third is the time of greatest acceptance for du'a and Qiyam.
Formula
Last third = Maghrib + (2/3 × night length)
Worked example
Maghrib 18:00, Fajr 04:30: last third starts ≈ 01:10.
FAQ
- Why the last third?
- Authentic hadith narrates that Allah descends to the lowest heaven in the last third for du'a.
- Sunset or Maghrib adhan?
- From Maghrib adhan, which aligns with sunset.
- Changes daily?
- Yes — night length varies through the year.