Six Flags Great America Crowd Calendar

How busy each day runs — based on historical wait times, with weather and park hours.

Viewing

September 2025

Click a day to see ride waits, weather, and prior-year context.

Today
Wed
3
🌧️72°/57°
Crowd—
20220%
Thu
4
☁️65°/49°
Crowd—
Fri
5
☁️64°/54°
Crowd—
202342%
Tue
9
☁️73°/54°
Crowd—
Wed
10
☁️76°/59°
Crowd—
Thu
11
☀️73°/64°
Crowd—
Tue
16
🌤️75°/65°
Crowd—
Wed
17
☁️76°/62°
Crowd—
Thu
18
☁️77°/62°
Crowd—
Tue
23
🌧️73°/63°
Crowd—
Wed
24
☁️67°/60°
Crowd—
Thu
25
🌦️69°/57°
Crowd—
Tue
30
☁️75°/63°
Crowd—
EmptyQuietLightModerateSteadyBusyVery busyPacked★ holiday · ~ predicted