Bismarck Marathon

Bismarck, ND, USA · September 19, 2026
partly-cloudy-day53°·73° high·Breezy·Dry
9
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Race Day Weather

partly-cloudy-day
53°at start
75° high
Breezy
Dry

Warming temps, light wind

Runners will face a temperature rise from 55°F at the start to a peak of 72°F. Wind will be light, coming from the SSE at 9 mph, with an average humidity of 63%. To optimize performance, runners should start conservatively and hydrate frequently as temperatures climb.

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Distance: 26.2mi
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Race Info

The Bismarck Marathon starts and finishes on the North Dakota State Capitol grounds in Bismarck. The out-and-back course runs along the Missouri River and through downtown Bismarck neighborhoods. Both the full and half marathon courses are USATF-certified, and the marathon is a Boston Marathon qualifier. It's North Dakota's longest-running marathon, first held in 2005.

Area Map

Course Map

FAQ

When is the 2026 Bismarck Marathon?

The 2026 Bismarck Marathon will be held on Saturday September 19, 2026.

Is the Bismarck Marathon a Boston Marathon Qualifier?

Yes, the Bismarck Marathon is an official Boston Marathon qualifier.

What is the time limit for the Bismarck Marathon?

The time limit for the Bismarck Marathon is 6.5 hours.

What will the weather be like for the 2026 Bismarck Marathon?

The forecast calls for a high of 75°F and a low of 53°F with a 7% chance of rain.

Historical Weather

Based on 20 years of data
Avg Temp
69°F
L:49° H:69°
RunScore
7
Conditions
Rain Freq
20%
4 of 20 yrs
Wind11mph
Dew48°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults
2025
partly-cloudy-day
57°/69°-
9
2024
clear-day
38°/68°-
8
2023
partly-cloudy-day
45°/66°-
9
2022
rain
55°/60°Light
7
2021
clear-day
53°/78°-
8
2019
cloudy
62°/67°-
8
2018
cloudy
58°/65°-
8
2017
rain
46°/52°Light
8
2016
clear-day
42°/77°-
8
2015
clear-day
43°/77°-
8
2014
clear-day
52°/71°-
7
2013
clear-day
38°/70°-
8
2012
clear-day
46°/84°-
8
2011
cloudy
50°/54°Light
8
2010
clear-day
36°/51°-
8
2009
clear-day
53°/85°-
7
2008
clear-day
51°/74°-
8
2007
clear-day
39°/65°-
8
2006
cloudy
55°/60°Light
8
2005
clear-day
72°/90°-
6