Six Flags St. Louis 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
Tue
2
🌧️80°/63°
Crowd—
20240%
202354%
Wed
3
☁️85°/60°
Crowd—
20220%
Thu
4
🌦️74°/59°
Crowd—
20230%
Tue
9
☁️80°/54°
Crowd—
Wed
10
☁️87°/62°
Crowd—
Thu
11
🌤️89°/63°
Crowd—
Fri
12
🌤️92°/67°
Crowd—
202421%
20230%
Mon
15
☁️92°/70°
Crowd—
20240%
Tue
16
☁️91°/67°
Crowd—
Wed
17
☁️92°/65°
Crowd—
Thu
18
🌦️92°/66°
Crowd—
Fri
19
🌦️88°/67°
Crowd—
202475%
Tue
23
🌧️76°/66°
Crowd—
Wed
24
🌧️74°/65°
Crowd—
Thu
25
☁️74°/60°
Crowd—
Fri
26
☁️77°/55°
Crowd—
20230%
202290%
Tue
30
☁️87°/62°
Crowd—
EmptyQuietLightModerateSteadyBusyVery busyPacked★ holiday · ~ predicted