Islamic Hijri Calendar For Rabi Al-Thani - 18 Hijri
| Western Date | Day of Week | Hijri Date |
| 11-April-639 | Sunday | 1-Rabi Al-Thani-18 |
| 12-April-639 | Monday | 2-Rabi Al-Thani-18 |
| 13-April-639 | Tuesday | 3-Rabi Al-Thani-18 |
| 14-April-639 | Wednesday | 4-Rabi Al-Thani-18 |
| 15-April-639 | Thursday | 5-Rabi Al-Thani-18 |
| 16-April-639 | Friday | 6-Rabi Al-Thani-18 |
| 17-April-639 | Saturday | 7-Rabi Al-Thani-18 |
| 18-April-639 | Sunday | 8-Rabi Al-Thani-18 |
| 19-April-639 | Monday | 9-Rabi Al-Thani-18 |
| 20-April-639 | Tuesday | 10-Rabi Al-Thani-18 |
| 21-April-639 | Wednesday | 11-Rabi Al-Thani-18 |
| 22-April-639 | Thursday | 12-Rabi Al-Thani-18 |
| 23-April-639 | Friday | 13-Rabi Al-Thani-18 |
| 24-April-639 | Saturday | 14-Rabi Al-Thani-18 |
| 25-April-639 | Sunday | 15-Rabi Al-Thani-18 |
| 26-April-639 | Monday | 16-Rabi Al-Thani-18 |
| 27-April-639 | Tuesday | 17-Rabi Al-Thani-18 |
| 28-April-639 | Wednesday | 18-Rabi Al-Thani-18 |
| 29-April-639 | Thursday | 19-Rabi Al-Thani-18 |
| 30-April-639 | Friday | 20-Rabi Al-Thani-18 |
| 1-May-639 | Saturday | 21-Rabi Al-Thani-18 |
| 2-May-639 | Sunday | 22-Rabi Al-Thani-18 |
| 3-May-639 | Monday | 23-Rabi Al-Thani-18 |
| 4-May-639 | Tuesday | 24-Rabi Al-Thani-18 |
| 5-May-639 | Wednesday | 25-Rabi Al-Thani-18 |
| 6-May-639 | Thursday | 26-Rabi Al-Thani-18 |
| 7-May-639 | Friday | 27-Rabi Al-Thani-18 |
| 8-May-639 | Saturday | 28-Rabi Al-Thani-18 |
| 9-May-639 | Sunday | 29-Rabi Al-Thani-18 |
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