Islamic Hijri Calendar For December - 991 Hijri
| Western Date | Day of Week | Hijri Date |
|---|
| 1-December-991 | Tuesday | 21-Ramadan-381 |
| 2-December-991 | Wednesday | 22-Ramadan-381 |
| 3-December-991 | Thursday | 23-Ramadan-381 |
| 4-December-991 | Friday | 24-Ramadan-381 |
| 5-December-991 | Saturday | 25-Ramadan-381 |
| 6-December-991 | Sunday | 26-Ramadan-381 |
| 7-December-991 | Monday | 27-Ramadan-381 |
| 8-December-991 | Tuesday | 28-Ramadan-381 |
| 9-December-991 | Wednesday | 29-Ramadan-381 |
| 10-December-991 | Thursday | 30-Ramadan-381 |
| 11-December-991 | Friday | 1-Shawwal-381 |
| 12-December-991 | Saturday | 2-Shawwal-381 |
| 13-December-991 | Sunday | 3-Shawwal-381 |
| 14-December-991 | Monday | 4-Shawwal-381 |
| 15-December-991 | Tuesday | 5-Shawwal-381 |
| 16-December-991 | Wednesday | 6-Shawwal-381 |
| 17-December-991 | Thursday | 7-Shawwal-381 |
| 18-December-991 | Friday | 8-Shawwal-381 |
| 19-December-991 | Saturday | 9-Shawwal-381 |
| 20-December-991 | Sunday | 10-Shawwal-381 |
| 21-December-991 | Monday | 11-Shawwal-381 |
| 22-December-991 | Tuesday | 12-Shawwal-381 |
| 23-December-991 | Wednesday | 13-Shawwal-381 |
| 24-December-991 | Thursday | 14-Shawwal-381 |
| 25-December-991 | Friday | 15-Shawwal-381 |
| 26-December-991 | Saturday | 16-Shawwal-381 |
| 27-December-991 | Sunday | 17-Shawwal-381 |
| 28-December-991 | Monday | 18-Shawwal-381 |
| 29-December-991 | Tuesday | 19-Shawwal-381 |
| 30-December-991 | Wednesday | 20-Shawwal-381 |
| 31-December-991 | Thursday | 21-Shawwal-381 |