| Hijri Month | Starts On | Day of Week | Days in Month |
|---|---|---|---|
| Muharram 13 | 7-Mar-0634 | Monday | 29 days. |
| Safar 13 | 5-Apr-0634 | Tuesday | 30 days. |
| Rabi al-awwal 13 | 5-May-0634 | Thursday | 29 days. |
| Rabi al-thani 13 | 3-Jun-0634 | Friday | 30 days. |
| Jumada al-awwal 13 | 3-Jul-0634 | Sunday | 30 days. |
| Jumada al-thani 13 | 2-Aug-0634 | Tuesday | 30 days. |
| Rajab 13 | 1-Sep-0634 | Thursday | 29 days. |
| Shaban 13 | 30-Sep-0634 | Friday | 30 days. |
| Ramadan 13 | 30-Oct-0634 | Sunday | 29 days. |
| Shawwal 13 | 28-Nov-0634 | Monday | 29 days. |
| Dhu al-Qidah 13 | 27-Dec-0634 | Tuesday | 30 days. |
| Dhu al-Hijjah 13 | 26-Jan-0635 | Thursday | 29 days. |