Algonquin-Lake In The Hills|Local EventFireworks Shot Off On July 13, 2025, At Fiesta DaysAmie Schaenzer, Patch StaffJul13Event DetailsSun, Jul 13, 2025 at 9:30 PMAdd to calendarPetersen Park, 4300 Peterson Park Rd, McHenry, IL, 60050More info hereMCHENRY, IL -- Fireworks will be shot off at 9:30 p.m. on July 13 during Fiesta Days at Peterson Park. A full list of events for the festival, which runs form July 10 to 13 can be found here: https://mchenryfiestadays.com/.... Share