| Hijri Month | Starts On | Day of Week | Days in Month |
|---|---|---|---|
| Muharram 657 | 28-Dec-1258 | Saturday | 30 days. |
| Safar 657 | 27-Jan-1259 | Monday | 29 days. |
| Rabi al-awwal 657 | 25-Feb-1259 | Tuesday | 30 days. |
| Rabi al-thani 657 | 27-Mar-1259 | Thursday | 30 days. |
| Jumada al-awwal 657 | 26-Apr-1259 | Saturday | 29 days. |
| Jumada al-thani 657 | 25-May-1259 | Sunday | 30 days. |
| Rajab 657 | 24-Jun-1259 | Tuesday | 29 days. |
| Shaban 657 | 23-Jul-1259 | Wednesday | 29 days. |
| Ramadan 657 | 21-Aug-1259 | Thursday | 30 days. |
| Shawwal 657 | 20-Sep-1259 | Saturday | 29 days. |
| Dhu al-Qidah 657 | 19-Oct-1259 | Sunday | 30 days. |
| Dhu al-Hijjah 657 | 18-Nov-1259 | Tuesday | 29 days. |