Islamic Hijri Calendar For 1820 CE
| Western Month | Converts To Hijri Month |
|---|
| Jan 1820 | Rabi al-awwal, 1235 |
| Feb 1820 | Rabi al-thani, 1235 |
| Mar 1820 | Jumada al-awwal, 1235 |
| Apr 1820 | Jumada al-thani, 1235 |
| May 1820 | Rajab, 1235 |
| Jun 1820 | Shaban, 1235 |
| Jul 1820 | Ramadan, 1235 |
| Aug 1820 | Shawwal, 1235 |
| Sep 1820 | Dhu al-Qidah, 1235 |
| Oct 1820 | Dhu al-Hijjah, 1235 |
| Nov 1820 | Muharram, 1236 |
| Dec 1820 | Safar, 1236 |