Beaverhead Marathon

Dillon, MT, USA • May 23, 2026
Register

Race Day Weather

partly-cloudy-day
55°
71° high
Breezy
Dry

Mild start, warming trend ahead

Runners will face a temperature rising from 59°F to 71°F, with a mild average humidity of 52% and a dew point of 47°F. Winds will be coming from the SW at 9 mph, with gusts up to 22 mph. Pacing should be adjusted as temperatures increase, encouraging runners to stay hydrated throughout.

Race day forecast available in 57 days
partly-cloudy-day9
partly-cloudy-day9
partly-cloudy-day9
partly-cloudy-day9
partly-cloudy-day9
partly-cloudy-day8
partly-cloudy-day8
partly-cloudy-day8
partly-cloudy-day8
partly-cloudy-day8
partly-cloudy-day8
Area Map

Course Map

Course Map Unavailable

We don't have course map data for Beaverhead 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 Beaverhead Marathon

Racecast Concierge (free during beta)

Ask a question about the Beaverhead 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 Beaverhead Marathon and general racecast.io updates.

When is the 2026 Beaverhead Marathon?

The 2026 Beaverhead Marathon will be held on Saturday May 23, 2026.

What is the time limit for the Beaverhead Marathon?

The time limit for the Beaverhead Marathon is 6 hours.

Historical Weather

Based on 2 years of data
Avg Temp
64°F
L:39° H:64°
RunScore
9
Conditions
Rain Freq
0%
0 of 2 yrs
Wind6mph
Dew34°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore

2025 Beaverhead Marathon

Clear conditions throughout the day.

2025
clear-day
41°/61°-
8

2024 Beaverhead Marathon

Clear conditions throughout the day.

2024
clear-day
37°/67°-
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