Eau Claire Marathon

Runners will face temperatures starting at 48°F and rising to 59°F. Wind will be light, peaking at 9 mph from the W, while humidity averages 64%. With the potential for light rain, runners should consider hydration strategies and pace conservatively as temperatures increase.

Race day forecast available in 184 days

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Distance: 26.2mi

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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

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Race weekend

Saturday, May 1

4:00 PM10K (6.2 mi)

6:00 PM5K (3.1 mi)

Sunday, May 2

7:00 AMMarathon (26.2 mi)

7:00 AM4-Person Marathon Relay (26.2 mi)

8:30 AMHalf Marathon (13.1 mi)

FAQ

When is the 2027 Eau Claire Marathon?

The 2027 Eau Claire Marathon will be held on Sunday May 2, 2027.

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 2027 Eau Claire Marathon?

The forecast calls for a high of 64°F and a low of 45°F with a 12% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.

Historical Weather

Based on 17 years of data

Avg Temp

50°F

L:45° H:55°

RunScore

Conditions

Rain Freq

18%

3 of 17 yrs

Wind10mph

Dew38°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2026 Eau Claire Marathon Clearing in the afternoon. 2026	50°/63°	-	36°
2025 Eau Claire Marathon Partly cloudy throughout the day. 2025	50°/54°	-	37°
2024 Eau Claire Marathon Cloudy skies throughout the day with rain. 2024	49°/50°	-	41°
2023 Eau Claire Marathon Cloudy skies throughout the day with a chance of rain or snow throughout the day. 2023	35°/42°	Light	33°
2022 Eau Claire Marathon Cloudy skies throughout the day with a chance of rain throughout the day. 2022	48°/50°	Light	44°
2021 Eau Claire Marathon Clear conditions throughout the day. 2021	43°/63°	-	45°
2019 Eau Claire Marathon Becoming cloudy in the afternoon with afternoon rain. 2019	47°/64°	-	42°
2018 Eau Claire Marathon Clear conditions throughout the day with early morning rain. 2018	51°/67°	-	48°
2017 Eau Claire Marathon Clear conditions throughout the day. 2017	39°/51°	-	26°
2016 Eau Claire Marathon Becoming cloudy in the afternoon. 2016	42°/55°	-	35°
2015 Eau Claire Marathon Clear conditions throughout the day with late afternoon rain. 2015	57°/70°	-	50°
2014 Eau Claire Marathon Clear conditions throughout the day. 2014	38°/48°	-	27°
2013 Eau Claire Marathon Clear conditions throughout the day. 2013	37°/50°	-	37°
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°	-	24°
2010 Eau Claire Marathon Partly cloudy throughout the day. 2010	48°/62°	-	40°
2009 Eau Claire Marathon Becoming cloudy in the afternoon. 2009	38°/57°	-	30°