September is an excellent month at Voyageurs — it ranks 2nd of the twelve here. Expect about 51% fewer visitors than August, the park's peak — 23,639 visits on average. Days run around 66°F by afternoon and 42°F at night, with 12.5 hours of daylight.
September against the park's best
| Month | Verdict | Avg. visits | vs. peak | High | Low | Snow | Daylight |
|---|---|---|---|---|---|---|---|
| September (this page) | Excellent | 23,639 | −51% | 66°F | 42°F | 0.1" | 12.5 h |
| May (best) | Excellent | 28,084 | −42% | 64°F | 38°F | 0.2" | 15.2 h |
| August (peak crowds) | Good | 48,459 | peak | 76°F | 50°F | 0" | 14.3 h |
Weather figures are for the Rainy Lake area — the INTL Falls INTL AP 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 Voyageurs?
Yes — it is one of the best months of the year here. September ranks 2 of 12 at Voyageurs on crowds, weather, daylight, and access together.
How crowded is Voyageurs in September?
About 23,639 recreation visits on average — 51% below August, the park's peak.
How warm is Voyageurs in September?
Average highs around 66°F and lows around 42°F at the INTL Falls INTL AP station.
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