When to go · Big Sky
Big Sky in September
Great month. Inside Big Sky's best window: Dec–Mar (ski), Jun–Sep (hiking, rafting, Yellowstone).
Key facts
- Verdict
- Great
- Temperature
- 21°C70°F / 3°C37°F
- average high / low
- Rain days
- 8
- Crowds
- Medium
- United States overall
- Prices
- Medium
- United States overall
Verdict
GreatBest and avoid months for Big Sky
Inside Big Sky's best window: Dec–Mar (ski), Jun–Sep (hiking, rafting, Yellowstone).
Weather in September
- Big SkyHighs around 21 °C, lows around 3 °C, rain on about 8 daysHighs around 70 °F, lows around 37 °F, rain on about 8 days
Festivals and holidays
Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.
Labor Day big impact
1st Monday of September · United States
End of summer; last big road-trip weekend.
Crowds and prices
- Crowds · United States overall
- Medium
- Prices · United States overall
- Medium
United States overall: After Labor Day the crowds drop and parks stay open; Florida and the Gulf are at hurricane peak.
What to pack
- A warm coat, hat and gloves for mornings and evenings