Muharram 637 — Hijri to Gregorian
| Hijri Day | Hijri Month & Year | Western Date | Day of Week |
|---|---|---|---|
| 1 | Muharram, 637 | 9-August-1239 | Tuesday |
| 2 | Muharram, 637 | 10-August-1239 | Wednesday |
| 3 | Muharram, 637 | 11-August-1239 | Thursday |
| 4 | Muharram, 637 | 12-August-1239 | Friday |
| 5 | Muharram, 637 | 13-August-1239 | Saturday |
| 6 | Muharram, 637 | 14-August-1239 | Sunday |
| 7 | Muharram, 637 | 15-August-1239 | Monday |
| 8 | Muharram, 637 | 16-August-1239 | Tuesday |
| 9 | Muharram, 637 | 17-August-1239 | Wednesday |
| 10 | Muharram, 637 | 18-August-1239 | Thursday |
| 11 | Muharram, 637 | 19-August-1239 | Friday |
| 12 | Muharram, 637 | 20-August-1239 | Saturday |
| 13 | Muharram, 637 | 21-August-1239 | Sunday |
| 14 | Muharram, 637 | 22-August-1239 | Monday |
| 15 | Muharram, 637 | 23-August-1239 | Tuesday |
| 16 | Muharram, 637 | 24-August-1239 | Wednesday |
| 17 | Muharram, 637 | 25-August-1239 | Thursday |
| 18 | Muharram, 637 | 26-August-1239 | Friday |
| 19 | Muharram, 637 | 27-August-1239 | Saturday |
| 20 | Muharram, 637 | 28-August-1239 | Sunday |
| 21 | Muharram, 637 | 29-August-1239 | Monday |
| 22 | Muharram, 637 | 30-August-1239 | Tuesday |
| 23 | Muharram, 637 | 31-August-1239 | Wednesday |
| 24 | Muharram, 637 | 1-September-1239 | Thursday |
| 25 | Muharram, 637 | 2-September-1239 | Friday |
| 26 | Muharram, 637 | 3-September-1239 | Saturday |
| 27 | Muharram, 637 | 4-September-1239 | Sunday |
| 28 | Muharram, 637 | 5-September-1239 | Monday |
| 29 | Muharram, 637 | 6-September-1239 | Tuesday |
| 30 | Muharram, 637 | 7-September-1239 | Wednesday |
Baseline: Tabular (Kuwaiti) Hijri. Local moon-sighting may vary ±1 day.