religious Public holiday
Arbaeen
اربعین حسینی
When: every year on 20 Safar (Islamic).
Next date: Sunday 3 Mordad 1406 (25 July 2027) estimate
Arbaeen in the years ahead
| Year | Date | Weekday | Gregorian |
|---|---|---|---|
| 1404 | 23 Mordad | Thursday | 14 August 2025 |
| 1405 | 13 Mordad | Tuesday | 4 August 2026 |
| 1406 | 3 Mordad estimate | Sunday | 25 July 2027 |
| 1407 | 23 Tir estimate | Thursday | 13 July 2028 |
| 1408 | 13 Tir estimate | Tuesday | 3 July 2029 |
| 1409 | 1 Tir estimate | Saturday | 22 June 2030 |
| 1410 | 21 Khordad estimate | Wednesday | 11 June 2031 |
Based on Iran's official Islamic calendar; it may move by a day with the official sighting of the new moon. Dates marked "estimate" are not yet officially announced and come from astronomical calculation.