The 2025 event has concluded.

Aspen Valley Marathon

Basalt, CO, USA • July 19, 2025
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rain Partly cloudy throughout the day with morning rain.

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When is the 2025 Aspen Valley Marathon?

The 2025 Aspen Valley Marathon will be held on Saturday July 19, 2025.

Is the Aspen Valley Marathon a Boston Marathon Qualfier?

Yes, the Aspen Valley Marathon is an official Boston Marathon qualifier.

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Winding through the Rocky Mountains, the Aspen Valley Marathon is a net downhill Boston qualifying course.

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Historical Weather & Results

RunScore
Run Score: 8
Temp
77°F
Min/Max
49°/78°F
Dew
38°F
Days of Rain
0/13
Wind
8mph
Tap a row for details.
YearLow / HighRainResults

Aspen Valley Marathon 2024 Weather History

Clear conditions throughout the day.

2024
clear-day
53°/ 88°-
Run Score: 8

Aspen Valley Marathon 2023 Weather History

Clear conditions throughout the day.

2023
clear-day
49°/ 80°-
Run Score: 8

Aspen Valley Marathon 2022 Weather History

Partly cloudy throughout the day with early morning rain.

2022
clear-day
53°/ 78°-
Run Score: 8

Aspen Valley Marathon 2021 Weather History

Clear conditions throughout the day.

2021
clear-night
21°/ 50°-
Run Score: 7

Aspen Valley Marathon 2019 Weather History

Clear conditions throughout the day with late afternoon rain.

2019
clear-day
50°/ 85°-
Run Score: 8

Aspen Valley Marathon 2018 Weather History

Partly cloudy throughout the day.

2018
clear-day
59°/ 86°-
Run Score: 8

Aspen Valley Marathon 2017 Weather History

Clear conditions throughout the day.

2017
clear-day
50°/ 80°-
Run Score: 8

Aspen Valley Marathon 2016 Weather History

Clear conditions throughout the day.

2016
clear-day
50°/ 84°-
Run Score: 8

Aspen Valley Marathon 2015 Weather History

Partly cloudy throughout the day with rain.

2015
clear-day
51°/ 76°-
Run Score: 8

Aspen Valley Marathon 2014 Weather History

Clear conditions throughout the day.

2014
clear-day
51°/ 81°-
Run Score: 8

Aspen Valley Marathon 2013 Weather History

Clear conditions throughout the day.

2013
clear-day
51°/ 82°-
Run Score: 8

Aspen Valley Marathon 2012 Weather History

Partly cloudy throughout the day with rain.

2012
partly-cloudy-day
54°/ 72°-
Run Score: 8

Aspen Valley Marathon 2011 Weather History

Partly cloudy throughout the day with early morning rain.

2011
partly-cloudy-day
51°/ 68°-
Run Score: 8
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