September is a good month at Wind Cave — it ranks 6th of the twelve here. Expect about 34% fewer visitors than July, the park's peak — 79,016 visits on average. Days run around 76°F by afternoon and 46°F at night, with 12.4 hours of daylight.
September against the park's best
| Month | Verdict | Avg. visits | vs. peak | High | Low | Snow | Daylight |
|---|---|---|---|---|---|---|---|
| September (this page) | Good | 79,016 | −34% | 76°F | 46°F | 0.2" | 12.4 h |
| October (best) | Excellent | 29,493 | −75% | 61°F | 34°F | 2.1" | 10.9 h |
| July (peak crowds) | Good | 119,892 | peak | 85°F | 57°F | 0" | 15.1 h |
Weather figures are for the visitor center area — the Wind Cave station. Visits are 2021–2025 averages; climate normals cover 1991–2020. Conditions vary across the park; check current status before you go.
Common questions
Is September a good time to visit Wind Cave?
Yes — a solid month, if not the very best. September ranks 6 of 12 at Wind Cave on crowds, weather, daylight, and access together.
How crowded is Wind Cave in September?
About 79,016 recreation visits on average — 34% below July, the park's peak.
How warm is Wind Cave in September?
Average highs around 76°F and lows around 46°F at the Wind Cave station.
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