| Hijri Month | Starts On | Day of Week | Days in Month |
|---|---|---|---|
| Muharram 380 | 31-March-990 | Monday | 29 days. |
| Safar 380 | 29-April-990 | Tuesday | 29 days. |
| Rabi Al-Awwal 380 | 28-May-990 | Wednesday | 30 days. |
| Rabi Al-Thani 380 | 27-June-990 | Friday | 29 days. |
| Jumada Al-Awwal 380 | 26-July-990 | Saturday | 30 days. |
| Jumada Al-Thani 380 | 25-August-990 | Monday | 30 days. |
| Rajab 380 | 24-September-990 | Wednesday | 29 days. |
| Shaban 380 | 23-October-990 | Thursday | 30 days. |
| Ramadan 380 | 22-November-990 | Saturday | 30 days. |
| Shawwal 380 | 22-December-990 | Monday | 29 days. |
| Dhu Al-Qidah 380 | 20-January-991 | Tuesday | 30 days. |
| Dhu Al-Hijjah 380 | 19-February-991 | Thursday | 29 days. |