| Hijri Month | Starts On | Day of Week | Days in Month |
|---|---|---|---|
| Muharram 587 | 28-January-1191 | Monday | 30 days. |
| Safar 587 | 27-February-1191 | Wednesday | 29 days. |
| Rabi Al-Awwal 587 | 28-March-1191 | Thursday | 30 days. |
| Rabi Al-Thani 587 | 27-April-1191 | Saturday | 29 days. |
| Jumada Al-Awwal 587 | 26-May-1191 | Sunday | 30 days. |
| Jumada Al-Thani 587 | 25-June-1191 | Tuesday | 30 days. |
| Rajab 587 | 25-July-1191 | Thursday | 30 days. |
| Shaban 587 | 24-August-1191 | Saturday | 29 days. |
| Ramadan 587 | 22-September-1191 | Sunday | 30 days. |
| Shawwal 587 | 22-October-1191 | Tuesday | 29 days. |
| Dhu Al-Qidah 587 | 20-November-1191 | Wednesday | 30 days. |
| Dhu Al-Hijjah 587 | 20-December-1191 | Friday | 29 days. |