| Hijri Month | Starts On | Day of Week | Days in Month |
|---|---|---|---|
| Muharram 617 | 8-Mar-1220 | Sunday | 29 days. |
| Safar 617 | 6-Apr-1220 | Monday | 30 days. |
| Rabi al-awwal 617 | 6-May-1220 | Wednesday | 29 days. |
| Rabi al-thani 617 | 4-Jun-1220 | Thursday | 29 days. |
| Jumada al-awwal 617 | 3-Jul-1220 | Friday | 30 days. |
| Jumada al-thani 617 | 2-Aug-1220 | Sunday | 29 days. |
| Rajab 617 | 31-Aug-1220 | Monday | 30 days. |
| Shaban 617 | 30-Sep-1220 | Wednesday | 30 days. |
| Ramadan 617 | 30-Oct-1220 | Friday | 30 days. |
| Shawwal 617 | 29-Nov-1220 | Sunday | 29 days. |
| Dhu al-Qidah 617 | 28-Dec-1220 | Monday | 30 days. |
| Dhu al-Hijjah 617 | 27-Jan-1221 | Wednesday | 29 days. |