Crested Butte weather in September
Mild and comfortable, with occasional showers. Average highs of 19°C and lows of 3°C, with around 7 rainy days expected throughout the month.
While September isn't our top-rated month for Crested Butte, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
19°C
Average low
3°C
Rainy days
7 days
Best months to visit
July
What to do in Crested Butte in September
Whatever the weather, Crested Butte rewards curious visitors. Here are some of the best ways to spend your time:
Wildflower hiking: July-August alpine meadow blooms
Mountain biking: Crested Butte terrain park and trails
Crested Butte peak trail hiking: 12,162-foot summit ascent
Maroon Bells day trip: Colorado's iconic peaks viewing
Backcountry skiing: couloir and terrain skiing
Artist community: galleries and cultural events visiting
What to pack for September
Layer up — a mid-weight jacket, jumpers, and comfortable trousers. Waterproof shoes are recommended. Scarves and gloves may be useful in the evenings.
Browse other months
January
-2C
Cold, with some rainy days.
February
-1C
Cold, with some rainy days.
March
3C
Cold, with some rainy days.
April
6C
Cold, with some rainy days.
May
11C
Cool, with some rainy days.
June
19C
Mild and comfortable, with occasional showers.
Recommended
July
23C
Mild and comfortable, with some rainy days.
August
22C
Mild and comfortable, with some rainy days.
September (you are here)
19C
Mild and comfortable, with occasional showers.
October
11C
Cool, with occasional showers.
November
3C
Cold, with occasional showers.
December
-2C
Cold, with some rainy days.
Book your September trip to Crested Butte
Find hotels, tours and experiences for the perfect escape.
