Muharram 2640 — Hijri to Gregorian
| Hijri Day | Hijri Month & Year | Western Date | Day of Week |
|---|---|---|---|
| 1 | Muharram, 2640 | 18-December-3182 | Saturday |
| 2 | Muharram, 2640 | 19-December-3182 | Sunday |
| 3 | Muharram, 2640 | 20-December-3182 | Monday |
| 4 | Muharram, 2640 | 21-December-3182 | Tuesday |
| 5 | Muharram, 2640 | 22-December-3182 | Wednesday |
| 6 | Muharram, 2640 | 23-December-3182 | Thursday |
| 7 | Muharram, 2640 | 24-December-3182 | Friday |
| 8 | Muharram, 2640 | 25-December-3182 | Saturday |
| 9 | Muharram, 2640 | 26-December-3182 | Sunday |
| 10 | Muharram, 2640 | 27-December-3182 | Monday |
| 11 | Muharram, 2640 | 28-December-3182 | Tuesday |
| 12 | Muharram, 2640 | 29-December-3182 | Wednesday |
| 13 | Muharram, 2640 | 30-December-3182 | Thursday |
| 14 | Muharram, 2640 | 31-December-3182 | Friday |
| 15 | Muharram, 2640 | 1-January-3183 | Saturday |
| 16 | Muharram, 2640 | 2-January-3183 | Sunday |
| 17 | Muharram, 2640 | 3-January-3183 | Monday |
| 18 | Muharram, 2640 | 4-January-3183 | Tuesday |
| 19 | Muharram, 2640 | 5-January-3183 | Wednesday |
| 20 | Muharram, 2640 | 6-January-3183 | Thursday |
| 21 | Muharram, 2640 | 7-January-3183 | Friday |
| 22 | Muharram, 2640 | 8-January-3183 | Saturday |
| 23 | Muharram, 2640 | 9-January-3183 | Sunday |
| 24 | Muharram, 2640 | 10-January-3183 | Monday |
| 25 | Muharram, 2640 | 11-January-3183 | Tuesday |
| 26 | Muharram, 2640 | 12-January-3183 | Wednesday |
| 27 | Muharram, 2640 | 13-January-3183 | Thursday |
| 28 | Muharram, 2640 | 14-January-3183 | Friday |
| 29 | Muharram, 2640 | 15-January-3183 | Saturday |
| 30 | Muharram, 2640 | 16-January-3183 | Sunday |
Baseline: Tabular (Kuwaiti) Hijri. Local moon-sighting may vary ±1 day.