Great Sand Dunes · September · Colorado
Great Sand Dunes National Park in September
September is a prime month to visit Great Sand Dunes National Park. Crowds are moderate. Highs average 69°F and lows 46°F, with about 1.12 inches of rain.
September gets a prime rating at Great Sand Dunes. The very best months are May–Jun, Sep.
Prime season starts Last prime month Best value
What to expect
September is prime at Great Sand Dunes. Calm, crisp and golden, with aspens turning in the mountains above.
Wear shoes on the dunes in summer; the sand can burn bare feet. Start dune hikes by 9 a.m.
Good to know
- Best months overall: May–Jun, Sep.
- Closest airport: Colorado Springs (COS), about 2.5–3 hours.
- Before you go: Medano Pass Primitive Road requires high-clearance 4x4. Check current conditions on nps.gov.
Questions
Is September a good time to visit Great Sand Dunes National Park?
September is a prime month to visit Great Sand Dunes National Park. Crowds are moderate. Highs average 69°F and lows 46°F, with about 1.12 inches of rain.
What is the weather like in Great Sand Dunes National Park in September?
Highs average 69°F and lows 46°F, with about 1.12 inches of rain. September is rated prime for visiting.
How crowded is Great Sand Dunes National Park in September?
Crowds are moderate in September.