Jackson Hole Marathon

Jackson Hole, WY, USA • September 26, 2026
Register

Race Day Weather

clear-day
36°
66° high
Breezy
Dry

Cool start, warming trend ahead

Runners will face a temperature rise from 37°F at the start to 66°F by the finish, with average humidity at 51%. Winds will be a light headwind at 9 mph, gusting to 28 mph. Runners should consider pacing conservatively early, adjusting hydration strategies as temperatures increase.

Race day forecast available in 183 days
partly-cloudy-night7
clear-night7
clear-night7
clear-day8
partly-cloudy-day9
clear-day9
clear-day9
partly-cloudy-day9
clear-day9
partly-cloudy-day8
partly-cloudy-day8
partly-cloudy-day8

The Jackson Hole Marathon races cover the best of the Jackson Hole Valley and finish at the base of the Teton Mountain Range in Teton Village. If the altitude doesn’t take your breath away, the scenery certainly will! While you’re here, enjoy Jackson’s vibrant food and art scene, sample some of the best craft breweries in the country, and explore endless open space in the Bridger-Teton National Forest, and Grand Teton and Yellowstone National Parks. Source

Area Map

Course Map

Course Map Unavailable

We don't have course map data for Jackson Hole Marathon yet. If you have a GPX file (or other format) for this race, we'd love to add it!

Request / Submit Map

FAQ

Ask a Question about the Jackson Hole Marathon

Racecast Concierge (free during beta)

Ask a question about the Jackson Hole Marathon and we'll do the hard part and find the answer for you within 48 hours.

By using Racecast Concierge, you agree to receive email alerts pertaining to the Jackson Hole Marathon and general racecast.io updates.

When is the 2026 Jackson Hole Marathon?

The 2026 Jackson Hole Marathon will be held on Saturday September 26, 2026.

Is the Jackson Hole Marathon a Boston Marathon Qualifier?

Yes, the Jackson Hole Marathon is an official Boston Marathon qualifier.

Historical Weather

Based on 12 years of data
Avg Temp
65°F
L:41° H:67°
RunScore
8
Conditions
Rain Freq
17%
2 of 12 yrs
Wind9mph
Dew36°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults

2025 Jackson Hole Marathon

Clear conditions throughout the day with late afternoon rain.

2025
clear-day
35°/69°-
8

2024 Jackson Hole Marathon

Clear conditions throughout the day.

2024
clear-day
36°/73°-
8

2023 Jackson Hole Marathon

Partly cloudy throughout the day.

2023
partly-cloudy-day
41°/54°-
8

2022 Jackson Hole Marathon

Clear conditions throughout the day.

2022
clear-day
34°/66°-
8

2021 Jackson Hole Marathon

Clear conditions throughout the day.

2021
clear-day
33°/71°-
8

2020 Jackson Hole Marathon

Partly cloudy throughout the day with a chance of rain throughout the day.

2020
partly-cloudy-day
45°/53°Light
6

2018 Jackson Hole Marathon

Clear conditions throughout the day.

2018
clear-day
40°/71°-
8

2017 Jackson Hole Marathon

Clear conditions throughout the day.

2017
clear-day
44°/80°-
8

2016 Jackson Hole Marathon

Partly cloudy throughout the day with early morning rain.

2016
clear-day
45°/68°-
8

2015 Jackson Hole Marathon

Partly cloudy throughout the day with a chance of rain throughout the day.

2015
rain
49°/61°Light
7

2014 Jackson Hole Marathon

Partly cloudy throughout the day with afternoon rain.

2014
partly-cloudy-day
48°/71°-
8

2012 Jackson Hole Marathon

Becoming cloudy in the afternoon.

2012
clear-day
39°/63°-
8
You Need an Account For That

Setting up a racecast.io account will allow you to start building a reputation in the community. Over time you'll be able to rate races, join the discussion, and post in the community.

Right now we are invite only, you can get on the waitlist by entering your email below:

OR