The Yellowstone Trail Marathon and Trail Races

Races Offered

The Yellowstone Trail 1/2 Marathon

Jul 11, 2026

straighten

Distance — 21.1K

terrain

Type — Running

timer

2 days remaining

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$75.00

The Yellowstone Trail 10K

Jul 11, 2026

straighten

Distance — 10K

terrain

Type — Running

timer

2 days remaining

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$55.00

The Yellowstone Trail 25K

Jul 11, 2026

straighten

Distance — 25K

terrain

Type — Running

timer

2 days remaining

sell

$75.00

The Yellowstone Trail 50K

Jul 11, 2026

straighten

Distance — 50K

terrain

Type — Running

timer

2 days remaining

sell

$80.00

The Yellowstone Trail 5K

Jul 11, 2026

straighten

Distance — 5K

terrain

Type — Running

timer

2 days remaining

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$45.00

The Yellowstone Trail Marathon

Jul 11, 2026

straighten

Distance — 42.2K

terrain

Type — Running

timer

2 days remaining

sell

$80.00

Weather History

These values represent the 3-year monthly averages for July in West Yellowstone.

thermostat Temperature

7.4° / 25.3°

wb_sunny Feels like

5.4° / 21.2°

light_mode Avg sunshine hours

14h 18m

water_drop Avg rainfall

0.4 mm

ac_unit Avg snowfall

—

air Avg wind speed

7.3 km/h (Light breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Very High (8.0)

humidity_mid Humidity

50.9%

wb_twilight Sunrise

05:54

nightlight Sunset

21:04

About West Yellowstone

Learn more about the host city, West Yellowstone.

West Yellowstone, Montana, is a rustic mountain town nestled between National Forest lands and is the gateway to Yellowstone National Park. It is only a mile from the park entrance, and the town's airport is the closest to the park, and to attractions like Old Faithful.