| Hijri Month | Starts On | Day of Week | Days in Month |
|---|---|---|---|
| Muharram 1040 | 10-Aug-1630 | Saturday | 29 days. |
| Safar 1040 | 8-Sep-1630 | Sunday | 30 days. |
| Rabi al-awwal 1040 | 8-Oct-1630 | Tuesday | 29 days. |
| Rabi al-thani 1040 | 6-Nov-1630 | Wednesday | 30 days. |
| Jumada al-awwal 1040 | 6-Dec-1630 | Friday | 29 days. |
| Jumada al-thani 1040 | 4-Jan-1631 | Saturday | 30 days. |
| Rajab 1040 | 3-Feb-1631 | Monday | 30 days. |
| Shaban 1040 | 5-Mar-1631 | Wednesday | 29 days. |
| Ramadan 1040 | 3-Apr-1631 | Thursday | 30 days. |
| Shawwal 1040 | 3-May-1631 | Saturday | 30 days. |
| Dhu al-Qidah 1040 | 2-Jun-1631 | Monday | 29 days. |
| Dhu al-Hijjah 1040 | 1-Jul-1631 | Tuesday | 29 days. |