The 2026 Eau Claire Marathon has concluded.

Eau Claire Marathon

Race complete

Eau Claire, WI, USA · May 3, 2026

50°·68° high·Breezy·Dry

Race Day Weather

50°at start

71° high

Breezy

Dry

Cool start, warming trend ahead

Runners will face a temperature increase from 50°F at the start to a maximum of 70°F. A moderate wind from the SW at 14 mph will provide a slight challenge, with gusts up to 23 mph. With humidity at 42% and a dew point of 36°F, hydration should be managed, especially as temperatures rise.

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Distance: 26.2mi

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0:00:00

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Race Info

It all begins with an idea. Maybe Explore the beauty of Eau Claire one mile at a time! Each of our race courses showcases the city’s scenic bridges, rivers, and vibrant neighborhoods — all brought to life by the cheers of our incredible community. Whether you’re running the marathon, half marathon, 10K, or 5K, our detailed course maps will help you plan your race-day strategy, know what to expect, and get excited for the miles ahead. Source

Website

Course Map

FAQ

When is the 2026 Eau Claire Marathon?

The 2026 Eau Claire Marathon will be held on Sunday May 3, 2026.

Is the Eau Claire Marathon a Boston Marathon Qualifier?

Yes, the Eau Claire Marathon is an official Boston Marathon qualifier.

What will the weather be like for the 2026 Eau Claire Marathon?

The forecast calls for a high of 72°F and a low of 50°F with a 0% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.

Historical Weather

Based on 15 years of data

Avg Temp

58°F

L:44° H:58°

RunScore

Conditions

Rain Freq

33%

5 of 15 yrs

Wind13mph

Dew36°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2025 Eau Claire Marathon Partly cloudy throughout the day. 2025	50°/63°	-	37°
2024 Eau Claire Marathon Cloudy skies throughout the day with rain. 2024	47°/50°	Light	42°
2023 Eau Claire Marathon Cloudy skies throughout the day with a chance of rain or snow throughout the day. 2023	35°/43°	Light	33°
2022 Eau Claire Marathon Cloudy skies throughout the day with a chance of rain throughout the day. 2022	48°/50°	Light	44°
2019 Eau Claire Marathon Becoming cloudy in the afternoon with afternoon rain. 2019	47°/64°	Light	43°
2018 Eau Claire Marathon Clear conditions throughout the day with early morning rain. 2018	51°/72°	-	44°
2017 Eau Claire Marathon Clear conditions throughout the day. 2017	39°/59°	-	25°
2016 Eau Claire Marathon Becoming cloudy in the afternoon. 2016	42°/61°	-	34°
2015 Eau Claire Marathon Clear conditions throughout the day with late afternoon rain. 2015	57°/77°	-	51°
2014 Eau Claire Marathon Clear conditions throughout the day. 2014	38°/55°	-	25°
2013 Eau Claire Marathon Clear conditions throughout the day. 2013	37°/61°	-	39°
2012 Eau Claire Marathon Cloudy skies throughout the day with rain clearing later. 2012	52°/56°	Light	52°
2011 Eau Claire Marathon Partly cloudy throughout the day. 2011	35°/37°	-	23°
2010 Eau Claire Marathon Partly cloudy throughout the day. 2010	48°/66°	-	38°
2009 Eau Claire Marathon Becoming cloudy in the afternoon. 2009	38°/62°	-	29°