| Hijri Month | Starts On | Day of Week | Days in Month |
|---|---|---|---|
| Muharram 411 | 27-Apr-1020 | Wednesday | 30 days. |
| Safar 411 | 27-May-1020 | Friday | 29 days. |
| Rabi al-awwal 411 | 25-Jun-1020 | Saturday | 30 days. |
| Rabi al-thani 411 | 25-Jul-1020 | Monday | 29 days. |
| Jumada al-awwal 411 | 23-Aug-1020 | Tuesday | 30 days. |
| Jumada al-thani 411 | 22-Sep-1020 | Thursday | 29 days. |
| Rajab 411 | 21-Oct-1020 | Friday | 30 days. |
| Shaban 411 | 20-Nov-1020 | Sunday | 29 days. |
| Ramadan 411 | 19-Dec-1020 | Monday | 29 days. |
| Shawwal 411 | 17-Jan-1021 | Tuesday | 30 days. |
| Dhu al-Qidah 411 | 16-Feb-1021 | Thursday | 30 days. |
| Dhu al-Hijjah 411 | 18-Mar-1021 | Saturday | 29 days. |