How Crowded Is Oklahoma City in September?
Average0.9× average month · best-time score 60/100
September is an average month at Oklahoma City National Memorial, running about 0.9× the park's average month — roughly 8% of the year's visitors come in September. That puts it between the June peak and the January low. Overall our best-time score rates September as "Good" for a visit. You'll get about 12.2 hours of daylight to explore.
Frequently Asked Questions
September is average at Oklahoma City National Memorial (about 0.9× the average month). Our best-time score rates it "Good". The single best month overall is January.
The busiest month is June and the quietest is January. September sits at about 0.9× the park's average, or 8% of annual visitation.
Source: National Park Service Visitor Use Statistics (2000–2003). Updated 2026-06-20.