Ramadan 640 — Hijri to Gregorian
| Hijri Day | Hijri Month & Year | Western Date | Day of Week |
|---|---|---|---|
| 1 | Ramadan, 640 | 28-February-1243 | Saturday |
| 2 | Ramadan, 640 | 1-March-1243 | Sunday |
| 3 | Ramadan, 640 | 2-March-1243 | Monday |
| 4 | Ramadan, 640 | 3-March-1243 | Tuesday |
| 5 | Ramadan, 640 | 4-March-1243 | Wednesday |
| 6 | Ramadan, 640 | 5-March-1243 | Thursday |
| 7 | Ramadan, 640 | 6-March-1243 | Friday |
| 8 | Ramadan, 640 | 7-March-1243 | Saturday |
| 9 | Ramadan, 640 | 8-March-1243 | Sunday |
| 10 | Ramadan, 640 | 9-March-1243 | Monday |
| 11 | Ramadan, 640 | 10-March-1243 | Tuesday |
| 12 | Ramadan, 640 | 11-March-1243 | Wednesday |
| 13 | Ramadan, 640 | 12-March-1243 | Thursday |
| 14 | Ramadan, 640 | 13-March-1243 | Friday |
| 15 | Ramadan, 640 | 14-March-1243 | Saturday |
| 16 | Ramadan, 640 | 15-March-1243 | Sunday |
| 17 | Ramadan, 640 | 16-March-1243 | Monday |
| 18 | Ramadan, 640 | 17-March-1243 | Tuesday |
| 19 | Ramadan, 640 | 18-March-1243 | Wednesday |
| 20 | Ramadan, 640 | 19-March-1243 | Thursday |
| 21 | Ramadan, 640 | 20-March-1243 | Friday |
| 22 | Ramadan, 640 | 21-March-1243 | Saturday |
| 23 | Ramadan, 640 | 22-March-1243 | Sunday |
| 24 | Ramadan, 640 | 23-March-1243 | Monday |
| 25 | Ramadan, 640 | 24-March-1243 | Tuesday |
| 26 | Ramadan, 640 | 25-March-1243 | Wednesday |
| 27 | Ramadan, 640 | 26-March-1243 | Thursday |
| 28 | Ramadan, 640 | 27-March-1243 | Friday |
| 29 | Ramadan, 640 | 28-March-1243 | Saturday |
| 30 | Ramadan, 640 | 29-March-1243 | Sunday |
Baseline: Tabular (Kuwaiti) Hijri. Local moon-sighting may vary ±1 day.