Rabi Al-Thani 21 — Hijri to Gregorian
| Hijri Day | Hijri Month & Year | Western Date | Day of Week |
|---|---|---|---|
| 1 | Rabi Al-Thani, 21 | 11-March-642 | Friday |
| 2 | Rabi Al-Thani, 21 | 12-March-642 | Saturday |
| 3 | Rabi Al-Thani, 21 | 13-March-642 | Sunday |
| 4 | Rabi Al-Thani, 21 | 14-March-642 | Monday |
| 5 | Rabi Al-Thani, 21 | 15-March-642 | Tuesday |
| 6 | Rabi Al-Thani, 21 | 16-March-642 | Wednesday |
| 7 | Rabi Al-Thani, 21 | 17-March-642 | Thursday |
| 8 | Rabi Al-Thani, 21 | 18-March-642 | Friday |
| 9 | Rabi Al-Thani, 21 | 19-March-642 | Saturday |
| 10 | Rabi Al-Thani, 21 | 20-March-642 | Sunday |
| 11 | Rabi Al-Thani, 21 | 21-March-642 | Monday |
| 12 | Rabi Al-Thani, 21 | 22-March-642 | Tuesday |
| 13 | Rabi Al-Thani, 21 | 23-March-642 | Wednesday |
| 14 | Rabi Al-Thani, 21 | 24-March-642 | Thursday |
| 15 | Rabi Al-Thani, 21 | 25-March-642 | Friday |
| 16 | Rabi Al-Thani, 21 | 26-March-642 | Saturday |
| 17 | Rabi Al-Thani, 21 | 27-March-642 | Sunday |
| 18 | Rabi Al-Thani, 21 | 28-March-642 | Monday |
| 19 | Rabi Al-Thani, 21 | 29-March-642 | Tuesday |
| 20 | Rabi Al-Thani, 21 | 30-March-642 | Wednesday |
| 21 | Rabi Al-Thani, 21 | 31-March-642 | Thursday |
| 22 | Rabi Al-Thani, 21 | 1-April-642 | Friday |
| 23 | Rabi Al-Thani, 21 | 2-April-642 | Saturday |
| 24 | Rabi Al-Thani, 21 | 3-April-642 | Sunday |
| 25 | Rabi Al-Thani, 21 | 4-April-642 | Monday |
| 26 | Rabi Al-Thani, 21 | 5-April-642 | Tuesday |
| 27 | Rabi Al-Thani, 21 | 6-April-642 | Wednesday |
| 28 | Rabi Al-Thani, 21 | 7-April-642 | Thursday |
| 29 | Rabi Al-Thani, 21 | 8-April-642 | Friday |
Baseline: Tabular (Kuwaiti) Hijri. Local moon-sighting may vary ±1 day.