We track 1 display in O'Fallon — the 4th-densest city for lights in Missouri.
Displays here switch on around sunset. In O'Fallon that means about 4:42 PM in early December and 4:42 PM by mid-month — the earliest sunsets of the year fall right in the middle of lights season. It is properly dark by about 5:12 PM, which is when the displays look their best. December nights in O'Fallon typically drop to around 24°F.
| Date | Sunset | Fully dark |
|---|---|---|
| Dec 1 | 4:42 PM | 5:11 PM |
| Dec 15 | 4:42 PM | 5:12 PM |
| Dec 25 | 4:47 PM | 5:17 PM |
$16drive-thrurunning more than 30 yearsover 75 acreshayridescity train rideswalking paths
O'Fallon's Fort Zumwalt Park show has run for more than 30 years, spreading displays across over 75 acres with admission starting at $16. Beyond the drive-through route, visitors can take hayrides, ride the city train, or explore on walking paths.
✓ Verified 2025-2026
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