IronHorse Marathon

Riceville, IA, USA · May 2, 2026
partly-cloudy-day47°·65° high·Windy·Dry
8
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Race Day Weather

partly-cloudy-day
47°at start
69° high
Windy
Dry

Cool morning, warming afternoon

Runners will face a temperature rise from 47°F at the start to 67°F by the finish, with an average humidity of 65% and a dew point of 45°F. Winds will be from the SSW at 14 mph, providing a headwind throughout. Participants should consider starting conservatively and increase hydration frequency as temperatures rise.

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Pace Calculator

Distance: 26.2mi
0:00:00
HH:MM:SS
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Race Info

The IronHorse Races include a Full Marathon, Half Marathon, 10K and 5K Run. All are USATF Sanctioned. The Full Marathon, Half Marathon and 5K are USATF Certified. The Full Marathon takes place on the Wapsi-Great Western Line (WGWL) Trail located in Riceville, Iowa and the Shooting Star Trail in Minnesota. The Half Marathon, 10K and 5K take place on the WGWL Trail. The WGWL Trail has a Northern Branch and a Southern Branch. The races take place on the Rails-to-Trails recognized paved and concrete laid Northern Branch. The Iowan WGWL Trail is the first and official interstate trail connecting to Minnesota’s Shooting Star Trail. Source

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FAQ

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When is the 2026 IronHorse Marathon?

The 2026 IronHorse Marathon will be held on Saturday May 2, 2026.

Is the IronHorse Marathon a Boston Marathon Qualifier?

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

What is the time limit for the IronHorse Marathon?

The time limit for the IronHorse Marathon is 6 hours.

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

The forecast calls for a high of 70°F and a low of 47°F with a 13% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.

Historical Weather

Based on 1 years of data
Avg Temp
52°F
L:44° H:52°
RunScore
9
Conditions
Rain Freq
0%
0 of 1 yrs
Wind7mph
Dew44°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore

2025 IronHorse Marathon

Partly cloudy throughout the day with early morning rain.

2025
cloudy
44°/52°-
8

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