Voyageurs National Park weather in September
September in Voyageurs National Park: nice, rainy, with clean air — an excellent time to visit.
#3 of 12 months in Voyageurs National Park · #209 of 604 destinations to visit in September · comfort 85/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Voyageurs National Park climate normals — September
| Daytime high | 20°C / 67°F | 😎 nice |
|---|---|---|
| Nighttime low | 12°C / 53°F | |
| Feels like (high) | 18°C / 64°F | |
| Rainfall | 102 mm / 4 in | 🌧 rainy |
| Rainy days | 12 days | |
| Humidity | 74% | 💧 humid |
| Dew point | 11°C / 52°F | |
| Sunshine | 8.5 h/day | |
| Daylight | 12.6 h | |
| Wind | 18 km/h / 11 mph | |
| Air quality (US AQI) | 37 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Voyageurs National Park?
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Voyageurs National Park in September — FAQ
- Is September a good time to visit Voyageurs National Park?
- September in Voyageurs National Park: nice, rainy, with clean air — an excellent time to visit. It ranks #3 of 12 months for Voyageurs National Park on SeasonMap's comfort score (85/100).
- What is the weather like in Voyageurs National Park in September?
- In September, Voyageurs National Park averages a daily high of 19.5°C and a low of 11.8°C, with about 101.9 mm of rain over roughly 12 rainy days.
- What is the air quality in Voyageurs National Park in September?
- Voyageurs National Park has a mean US Air Quality Index of about 37 in September.