| Hijri Month | Starts On | Day of Week | Days in Month |
|---|---|---|---|
| Muharram 51 | 18-Jan-0671 | Saturday | 30 days. |
| Safar 51 | 17-Feb-0671 | Monday | 29 days. |
| Rabi al-awwal 51 | 18-Mar-0671 | Tuesday | 29 days. |
| Rabi al-thani 51 | 16-Apr-0671 | Wednesday | 30 days. |
| Jumada al-awwal 51 | 16-May-0671 | Friday | 29 days. |
| Jumada al-thani 51 | 14-Jun-0671 | Saturday | 30 days. |
| Rajab 51 | 14-Jul-0671 | Monday | 29 days. |
| Shaban 51 | 12-Aug-0671 | Tuesday | 30 days. |
| Ramadan 51 | 11-Sep-0671 | Thursday | 30 days. |
| Shawwal 51 | 11-Oct-0671 | Saturday | 29 days. |
| Dhu al-Qidah 51 | 9-Nov-0671 | Sunday | 30 days. |
| Dhu al-Hijjah 51 | 9-Dec-0671 | Tuesday | 30 days. |