Islamic Hijri Calendar For May - 1840 Hijri
| Western Date | Day of Week | Hijri Date |
|---|
| 1-May-1840 | Friday | 28-Safar-1256 |
| 2-May-1840 | Saturday | 29-Safar-1256 |
| 3-May-1840 | Sunday | 1-Rabi al-awwal-1256 |
| 4-May-1840 | Monday | 2-Rabi al-awwal-1256 |
| 5-May-1840 | Tuesday | 3-Rabi al-awwal-1256 |
| 6-May-1840 | Wednesday | 4-Rabi al-awwal-1256 |
| 7-May-1840 | Thursday | 5-Rabi al-awwal-1256 |
| 8-May-1840 | Friday | 6-Rabi al-awwal-1256 |
| 9-May-1840 | Saturday | 7-Rabi al-awwal-1256 |
| 10-May-1840 | Sunday | 8-Rabi al-awwal-1256 |
| 11-May-1840 | Monday | 9-Rabi al-awwal-1256 |
| 12-May-1840 | Tuesday | 10-Rabi al-awwal-1256 |
| 13-May-1840 | Wednesday | 11-Rabi al-awwal-1256 |
| 14-May-1840 | Thursday | 12-Rabi al-awwal-1256 |
| 15-May-1840 | Friday | 13-Rabi al-awwal-1256 |
| 16-May-1840 | Saturday | 14-Rabi al-awwal-1256 |
| 17-May-1840 | Sunday | 15-Rabi al-awwal-1256 |
| 18-May-1840 | Monday | 16-Rabi al-awwal-1256 |
| 19-May-1840 | Tuesday | 17-Rabi al-awwal-1256 |
| 20-May-1840 | Wednesday | 18-Rabi al-awwal-1256 |
| 21-May-1840 | Thursday | 19-Rabi al-awwal-1256 |
| 22-May-1840 | Friday | 20-Rabi al-awwal-1256 |
| 23-May-1840 | Saturday | 21-Rabi al-awwal-1256 |
| 24-May-1840 | Sunday | 22-Rabi al-awwal-1256 |
| 25-May-1840 | Monday | 23-Rabi al-awwal-1256 |
| 26-May-1840 | Tuesday | 24-Rabi al-awwal-1256 |
| 27-May-1840 | Wednesday | 25-Rabi al-awwal-1256 |
| 28-May-1840 | Thursday | 26-Rabi al-awwal-1256 |
| 29-May-1840 | Friday | 27-Rabi al-awwal-1256 |
| 30-May-1840 | Saturday | 28-Rabi al-awwal-1256 |
| 31-May-1840 | Sunday | 29-Rabi al-awwal-1256 |