Search flights, hotels & activities for Boulder
Compare flights, hotels, cars, and activities in one place.
500+airlines & travel sites compared
21,000+routes tracked
€0booking fees from us
Freeprice drop alerts
Things to Do in Boulder in Autumn
Real historical weather for Boulder in Autumn: average highs of 19°C and lows of 5°C, with around 19mm of rain (averaged over the last 3 years). Boulder is in United States.
19°C
Average high
5°C
Average low
19mm
Typical rainfall
Real things to do in Boulder in Autumn
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad
Ad

Murder Mystery Detective Experience in Boulder CO
★ 5.0(5 reviews)· 2h 30m
From €13

Best Family Small-Group E-Bike Guided Tour in Boulder, Colorado
★ 5.0(31 reviews)· 3 hrs
From €94

Boulder Joyride Guided eBike Tour
★ 5.0(7 reviews)· 2h 15m
From €88

Best of Boulder E-Bike Tour
★ 5.0(379 reviews)· 2h 30m
From €92

E-Bike Guided Tour in Boulder, Colorado
★ 4.9(50 reviews)· 3 hrs
From €89

Rocky Mountain National Park Guided Hiking Adventure
★ 4.9(664 reviews)· 8 hrs
From €192

Original eBike Tour - Best of Boulder - guided Bike Tour
★ 4.9(246 reviews)· 3 hrs
From €94

Ride Boulder's Best Guided eBike E-Bike Tour! Electric eBike
★ 4.9(282 reviews)· 3 hrs
From €94

Haunted Boulder City Ghost and UFO Tour
★ 4.9(74 reviews)· 1 hr
From €18

Downtown Boulder Smartphone Guided Audio GPS Walking Tour
★ 4.2(5 reviews)· 1h 10m
From €9
Real listings from Viator, including live ratings and prices — clicking through takes you to book directly.
Other seasons in Boulder
Plan the rest of your trip
Continue planning your trip to Boulder
Same destination, real availability — no need to search again.
FAQs — Boulder in Autumn
Based on real historical data (averaged over the last 3 years), expect highs around 19°C and lows around 5°C, with roughly 19mm of rain.