Ramadan 1821 AH
December 30, 2388 – January 28, 2389 Estimated
| Hijri date | Gregorian date | Day | Event / status |
|---|---|---|---|
| 1 Ramadan | December 30, 2388 | Friday | Beginning of RamadanEstimated |
| 2 Ramadan | December 31, 2388 | Saturday | Estimated |
| 3 Ramadan | January 1, 2389 | Sunday | Estimated |
| 4 Ramadan | January 2, 2389 | Monday | Estimated |
| 5 Ramadan | January 3, 2389 | Tuesday | Estimated |
| 6 Ramadan | January 4, 2389 | Wednesday | Estimated |
| 7 Ramadan | January 5, 2389 | Thursday | Estimated |
| 8 Ramadan | January 6, 2389 | Friday | Estimated |
| 9 Ramadan | January 7, 2389 | Saturday | Estimated |
| 10 Ramadan | January 8, 2389 | Sunday | Estimated |
| 11 Ramadan | January 9, 2389 | Monday | Estimated |
| 12 Ramadan | January 10, 2389 | Tuesday | Estimated |
| 13 Ramadan | January 11, 2389 | Wednesday | Estimated |
| 14 Ramadan | January 12, 2389 | Thursday | Estimated |
| 15 Ramadan | January 13, 2389 | Friday | Estimated |
| 16 Ramadan | January 14, 2389 | Saturday | Estimated |
| 17 Ramadan | January 15, 2389 | Sunday | Estimated |
| 18 Ramadan | January 16, 2389 | Monday | Estimated |
| 19 Ramadan | January 17, 2389 | Tuesday | Estimated |
| 20 Ramadan | January 18, 2389 | Wednesday | Estimated |
| 21 Ramadan | January 19, 2389 | Thursday | Estimated |
| 22 Ramadan | January 20, 2389 | Friday | Estimated |
| 23 Ramadan | January 21, 2389 | Saturday | Estimated |
| 24 Ramadan | January 22, 2389 | Sunday | Estimated |
| 25 Ramadan | January 23, 2389 | Monday | Estimated |
| 26 Ramadan | January 24, 2389 | Tuesday | Estimated |
| 27 Ramadan | January 25, 2389 | Wednesday | Laylat al-Qadr (27th-night reference)Estimated |
| 28 Ramadan | January 26, 2389 | Thursday | Estimated |
| 29 Ramadan | January 27, 2389 | Friday | Estimated |
| 30 Ramadan | January 28, 2389 | Saturday | Estimated |
Dates in Ramadan
Each Hijri day is paired with its current Gregorian equivalent. Events, White Days, and status labels use the same IslamCal calendar record.