Autumn Run

Races Offered

Family Fun Run

Sep 19, 2026

straighten

Distance — 1K

terrain

Type — Running

timer

09:00

sell

$0.00

Half Marathon

Sep 19, 2026

straighten

Distance — 13.1 Miles

terrain

Type — Running

timer

09:15

sell

$90.00

10K

Sep 19, 2026

straighten

Distance — 6.2 Miles

terrain

Type — Running

timer

09:30

sell

$50.00

5K

Sep 19, 2026

straighten

Distance — 3.1 Miles

terrain

Type — Running

timer

09:30

sell

$30.00

10K

Sep 19, 2026

straighten

Distance — 6.2 Miles

terrain

Type — Running

timer

102 days remaining

sell

$50.00

5K

Sep 19, 2026

straighten

Distance — 3.1 Miles

terrain

Type — Running

timer

102 days remaining

sell

$35.00

Family Fun Run

Sep 19, 2026

straighten

Distance — 1K

terrain

Type — Running

timer

102 days remaining

sell

$0.00

Fun Run

Sep 19, 2026

straighten

Distance — 1K

terrain

Type — Running

timer

102 days remaining

sell

$0.00

Half Marathon

Sep 19, 2026

straighten

Distance — 13.1 Miles

terrain

Type — Running

timer

102 days remaining

sell

$85.00

Kids Fun Run

Sep 19, 2026

straighten

Distance — 300m

terrain

Type — Running

timer

102 days remaining

sell

$0.00

Marathon

Sep 19, 2026

straighten

Distance — 26.2 Miles

terrain

Type — Running

timer

102 days remaining

sell

$120.00

Weather History

These values represent the 3-year monthly averages for September in Buena Vista.

thermostat Temperature

2.5° / 21.8°

wb_sunny Feels like

-0.3° / 18.4°

light_mode Avg sunshine hours

11h 20m

water_drop Avg rainfall

1.4 mm

ac_unit Avg snowfall

—

air Avg wind speed

5.7 km/h (Light breeze)

opacity Sweat loss rate

Low

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Moderate (5.0)

humidity_mid Humidity

57.2%

wb_twilight Sunrise

06:46

nightlight Sunset

19:11

About Buena Vista

Learn more about the host city, Buena Vista.

Buena Vista is a town in Chaffee County, south central Colorado. Although there's not much to the town, its setting between the Arkansas River and Sawatch Range, highest range of the Rocky Mountains, is magnificent, and it is a good jumping-off point for many kinds of outdoor recreational activities.