Muharram 577 — Hijri to Gregorian
| Hijri Day | Hijri Month & Year | Western Date | Day of Week |
|---|---|---|---|
| 1 | Muharram, 577 | 23-May-1181 | Saturday |
| 2 | Muharram, 577 | 24-May-1181 | Sunday |
| 3 | Muharram, 577 | 25-May-1181 | Monday |
| 4 | Muharram, 577 | 26-May-1181 | Tuesday |
| 5 | Muharram, 577 | 27-May-1181 | Wednesday |
| 6 | Muharram, 577 | 28-May-1181 | Thursday |
| 7 | Muharram, 577 | 29-May-1181 | Friday |
| 8 | Muharram, 577 | 30-May-1181 | Saturday |
| 9 | Muharram, 577 | 31-May-1181 | Sunday |
| 10 | Muharram, 577 | 1-June-1181 | Monday |
| 11 | Muharram, 577 | 2-June-1181 | Tuesday |
| 12 | Muharram, 577 | 3-June-1181 | Wednesday |
| 13 | Muharram, 577 | 4-June-1181 | Thursday |
| 14 | Muharram, 577 | 5-June-1181 | Friday |
| 15 | Muharram, 577 | 6-June-1181 | Saturday |
| 16 | Muharram, 577 | 7-June-1181 | Sunday |
| 17 | Muharram, 577 | 8-June-1181 | Monday |
| 18 | Muharram, 577 | 9-June-1181 | Tuesday |
| 19 | Muharram, 577 | 10-June-1181 | Wednesday |
| 20 | Muharram, 577 | 11-June-1181 | Thursday |
| 21 | Muharram, 577 | 12-June-1181 | Friday |
| 22 | Muharram, 577 | 13-June-1181 | Saturday |
| 23 | Muharram, 577 | 14-June-1181 | Sunday |
| 24 | Muharram, 577 | 15-June-1181 | Monday |
| 25 | Muharram, 577 | 16-June-1181 | Tuesday |
| 26 | Muharram, 577 | 17-June-1181 | Wednesday |
| 27 | Muharram, 577 | 18-June-1181 | Thursday |
| 28 | Muharram, 577 | 19-June-1181 | Friday |
| 29 | Muharram, 577 | 20-June-1181 | Saturday |
| 30 | Muharram, 577 | 21-June-1181 | Sunday |
Baseline: Tabular (Kuwaiti) Hijri. Local moon-sighting may vary ±1 day.