| Hijri Month | Starts On | Day of Week | Days in Month |
|---|---|---|---|
| Muharram 664 | 13-Oct-1265 | Tuesday | 29 days. |
| Safar 664 | 11-Nov-1265 | Wednesday | 30 days. |
| Rabi al-awwal 664 | 11-Dec-1265 | Friday | 30 days. |
| Rabi al-thani 664 | 10-Jan-1266 | Sunday | 29 days. |
| Jumada al-awwal 664 | 8-Feb-1266 | Monday | 30 days. |
| Jumada al-thani 664 | 10-Mar-1266 | Wednesday | 30 days. |
| Rajab 664 | 9-Apr-1266 | Friday | 29 days. |
| Shaban 664 | 8-May-1266 | Saturday | 29 days. |
| Ramadan 664 | 6-Jun-1266 | Sunday | 30 days. |
| Shawwal 664 | 6-Jul-1266 | Tuesday | 29 days. |
| Dhu al-Qidah 664 | 4-Aug-1266 | Wednesday | 30 days. |
| Dhu al-Hijjah 664 | 3-Sep-1266 | Friday | 29 days. |