Islamic Hijri Calendar For April - 1666 Hijri
| Western Date | Day of Week | Hijri Date |
|---|
| 1-April-1666 | Thursday | 26-Ramadan-1076 |
| 2-April-1666 | Friday | 27-Ramadan-1076 |
| 3-April-1666 | Saturday | 28-Ramadan-1076 |
| 4-April-1666 | Sunday | 29-Ramadan-1076 |
| 5-April-1666 | Monday | 30-Ramadan-1076 |
| 6-April-1666 | Tuesday | 1-Shawwal-1076 |
| 7-April-1666 | Wednesday | 2-Shawwal-1076 |
| 8-April-1666 | Thursday | 3-Shawwal-1076 |
| 9-April-1666 | Friday | 4-Shawwal-1076 |
| 10-April-1666 | Saturday | 5-Shawwal-1076 |
| 11-April-1666 | Sunday | 6-Shawwal-1076 |
| 12-April-1666 | Monday | 7-Shawwal-1076 |
| 13-April-1666 | Tuesday | 8-Shawwal-1076 |
| 14-April-1666 | Wednesday | 9-Shawwal-1076 |
| 15-April-1666 | Thursday | 10-Shawwal-1076 |
| 16-April-1666 | Friday | 11-Shawwal-1076 |
| 17-April-1666 | Saturday | 12-Shawwal-1076 |
| 18-April-1666 | Sunday | 13-Shawwal-1076 |
| 19-April-1666 | Monday | 14-Shawwal-1076 |
| 20-April-1666 | Tuesday | 15-Shawwal-1076 |
| 21-April-1666 | Wednesday | 16-Shawwal-1076 |
| 22-April-1666 | Thursday | 17-Shawwal-1076 |
| 23-April-1666 | Friday | 18-Shawwal-1076 |
| 24-April-1666 | Saturday | 19-Shawwal-1076 |
| 25-April-1666 | Sunday | 20-Shawwal-1076 |
| 26-April-1666 | Monday | 21-Shawwal-1076 |
| 27-April-1666 | Tuesday | 22-Shawwal-1076 |
| 28-April-1666 | Wednesday | 23-Shawwal-1076 |
| 29-April-1666 | Thursday | 24-Shawwal-1076 |
| 30-April-1666 | Friday | 25-Shawwal-1076 |