Pancasila Day is a public holiday in Indonesia, known locally as Hari Lahir Pancasila.
In 2026 it falls on Monday 1 June; in 2027 on Tuesday 1 June.
The date is fixed, so only the weekday changes from year to year.
Dates, 2025 to 2028
| Year | Date | Weekday | Note |
|---|---|---|---|
| 2025 | 1 June | Sunday weekend | |
| 2026 | 1 June | Monday long weekend | |
| 2027 | 1 June | Tuesday | |
| 2028 | 1 June | Thursday |