Boqueron Battle Day is a public holiday in Paraguay, known locally as Día de la Batalla de Boquerón.
In 2026 it falls on Tuesday 29 September; in 2027 on Wednesday 29 September.
The date is fixed, so only the weekday changes from year to year.
Dates, 2025 to 2028
| Year | Date | Weekday | Note |
|---|---|---|---|
| 2025 | 29 September | Monday long weekend | |
| 2026 | 29 September | Tuesday | |
| 2027 | 29 September | Wednesday | |
| 2028 | 29 September | Friday long weekend |