Rabi Al-Thani 999 — Hijri to Gregorian
| Hijri Day | Hijri Month & Year | Western Date | Day of Week |
|---|---|---|---|
| 1 | Rabi Al-Thani, 999 | 26-January-1591 | Saturday |
| 2 | Rabi Al-Thani, 999 | 27-January-1591 | Sunday |
| 3 | Rabi Al-Thani, 999 | 28-January-1591 | Monday |
| 4 | Rabi Al-Thani, 999 | 29-January-1591 | Tuesday |
| 5 | Rabi Al-Thani, 999 | 30-January-1591 | Wednesday |
| 6 | Rabi Al-Thani, 999 | 31-January-1591 | Thursday |
| 7 | Rabi Al-Thani, 999 | 1-February-1591 | Friday |
| 8 | Rabi Al-Thani, 999 | 2-February-1591 | Saturday |
| 9 | Rabi Al-Thani, 999 | 3-February-1591 | Sunday |
| 10 | Rabi Al-Thani, 999 | 4-February-1591 | Monday |
| 11 | Rabi Al-Thani, 999 | 5-February-1591 | Tuesday |
| 12 | Rabi Al-Thani, 999 | 6-February-1591 | Wednesday |
| 13 | Rabi Al-Thani, 999 | 7-February-1591 | Thursday |
| 14 | Rabi Al-Thani, 999 | 8-February-1591 | Friday |
| 15 | Rabi Al-Thani, 999 | 9-February-1591 | Saturday |
| 16 | Rabi Al-Thani, 999 | 10-February-1591 | Sunday |
| 17 | Rabi Al-Thani, 999 | 11-February-1591 | Monday |
| 18 | Rabi Al-Thani, 999 | 12-February-1591 | Tuesday |
| 19 | Rabi Al-Thani, 999 | 13-February-1591 | Wednesday |
| 20 | Rabi Al-Thani, 999 | 14-February-1591 | Thursday |
| 21 | Rabi Al-Thani, 999 | 15-February-1591 | Friday |
| 22 | Rabi Al-Thani, 999 | 16-February-1591 | Saturday |
| 23 | Rabi Al-Thani, 999 | 17-February-1591 | Sunday |
| 24 | Rabi Al-Thani, 999 | 18-February-1591 | Monday |
| 25 | Rabi Al-Thani, 999 | 19-February-1591 | Tuesday |
| 26 | Rabi Al-Thani, 999 | 20-February-1591 | Wednesday |
| 27 | Rabi Al-Thani, 999 | 21-February-1591 | Thursday |
| 28 | Rabi Al-Thani, 999 | 22-February-1591 | Friday |
| 29 | Rabi Al-Thani, 999 | 23-February-1591 | Saturday |
Baseline: Tabular (Kuwaiti) Hijri. Local moon-sighting may vary ±1 day.