Islamic Hijri Calendar For 1231 CE
| Western Month | Converts To Hijri Month |
|---|
| Jan 1231 | Safar, 628 |
| Feb 1231 | Rabi al-awwal, 628 |
| Mar 1231 | Rabi al-thani, 628 |
| Apr 1231 | Jumada al-awwal, 628 |
| May 1231 | Jumada al-thani, 628 |
| Jun 1231 | Rajab, 628 |
| Jul 1231 | Shaban, 628 |
| Aug 1231 | Shawwal, 628 |
| Sep 1231 | Dhu al-Qidah, 628 |
| Oct 1231 | Dhu al-Hijjah, 628 |
| Nov 1231 | Muharram, 629 |
| Dec 1231 | Safar, 629 |