The 2025 event has concluded.

Sundance to Spearfish Marathon

Spearfish, SD, USA • September 7, 2025
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clear-day Clear conditions throughout the day.

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When is the 2025 Sundance to Spearfish Marathon?

The 2025 Sundance to Spearfish Marathon will be held on Sunday September 7, 2025.

Is the Sundance to Spearfish Marathon a Boston Marathon Qualfier?

Yes, the Sundance to Spearfish Marathon is an official Boston Marathon qualifier.

What is the time limit for the Sundance to Spearfish Marathon?

The time limit for the Sundance to Spearfish Marathon is 6 hours.

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Historical Weather & Results

RunScore
Run Score: 8
Temp
69°F
Min/Max
54°/69°F
Dew
53°F
Days of Rain
0/2
Wind
7mph
Tap a row for details.
YearLow / HighRainResults

Sundance to Spearfish Marathon 2024 Weather History

Clear conditions throughout the day.

2024
clear-day
54°/ 82°-
Run Score: 8

Sundance to Spearfish Marathon 2023 Weather History

Partly cloudy throughout the day with rain clearing later.

2023
partly-cloudy-day
54°/ 56°-
Run Score: 9
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