The 2025 event has concluded.

Big Sky Marathon

Ennis, MT, USA • July 13, 2025
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clear-day Clear conditions throughout the day.

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When is the 2025 Big Sky Marathon?

The 2025 Big Sky Marathon will be held on Sunday July 13, 2025.

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Historical Weather & Results

RunScore
Run Score: 7
Temp
89°F
Min/Max
56°/89°F
Dew
31°F
Days of Rain
0/1
Wind
11mph
Tap a row for details.
YearLow / HighRain

Big Sky Marathon 2024 Weather History

Clear conditions throughout the day.

2024
clear-day
56°/ 89°-
Run Score: 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
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