The 2025 event has concluded.

Adirondack Marathon

Schroon Lake, NY, USA • September 28, 2025
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clear-day Clear conditions throughout the day.

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The Marathon, Half Marathon, and the 2 & 4 Person Relays, which will take place around the picturesque 9-mile-long Schroon Lake on Sunday. On Saturday, you can participate in the 5K & 10K in Chestertown, or bring your little ones along for the Kids Fun Run in Schroon Lake. Source

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When is the 2025 Adirondack Marathon?

The 2025 Adirondack Marathon will be held on Sunday September 28, 2025.

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Historical Weather & Results

RunScore
Run Score: 8
Temp
67°F
Min/Max
55°/68°F
Dew
50°F
Days of Rain
4/25
Wind
6mph
Tap a row for details.
YearLow / HighRain

Adirondack Marathon 2024 Weather History

Partly cloudy throughout the day.

2024
cloudy
59°/ 70°-
Run Score: 8

Adirondack Marathon 2023 Weather History

Clearing in the afternoon.

2023
clear-day
53°/ 77°-
Run Score: 8

Adirondack Marathon 2022 Weather History

Partly cloudy throughout the day with rain.

2022
partly-cloudy-day
65°/ 70°Light
Run Score: 8

Adirondack Marathon 2019 Weather History

Partly cloudy throughout the day.

2019
clear-day
60°/ 82°-
Run Score: 8

Adirondack Marathon 2018 Weather History

Clear conditions throughout the day.

2018
clear-day
48°/ 65°-
Run Score: 8

Adirondack Marathon 2016 Weather History

Clear conditions throughout the day with late afternoon rain.

2016
clear-day
48°/ 62°-
Run Score: 9

Adirondack Marathon 2015 Weather History

Clear conditions throughout the day.

2015
clear-day
54°/ 71°-
Run Score: 9

Adirondack Marathon 2014 Weather History

Clearing in the afternoon.

2014
partly-cloudy-day
61°/ 80°-
Run Score: 8

Adirondack Marathon 2013 Weather History

Partly cloudy throughout the day with a chance of rain throughout the day.

2013
rain
56°/ 59°Light
Run Score: 8

Adirondack Marathon 2012 Weather History

Partly cloudy throughout the day with rain clearing later.

2012
rain
52°/ 60°Light
Run Score: 8

Adirondack Marathon 2011 Weather History

Clearing in the afternoon.

2011
cloudy
63°/ 76°-
Run Score: 8

Adirondack Marathon 2010 Weather History

Partly cloudy throughout the day with a chance of rain throughout the day.

2010
partly-cloudy-day
54°/ 66°Light
Run Score: 8

Adirondack Marathon 2009 Weather History

Clear conditions throughout the day.

2009
partly-cloudy-day
43°/ 67°-
Run Score: 9

Adirondack Marathon 2008 Weather History

Partly cloudy throughout the day with early morning rain.

2008
partly-cloudy-day
54°/ 61°-
Run Score: 9

Adirondack Marathon 2007 Weather History

Becoming cloudy in the afternoon.

2007
partly-cloudy-day
48°/ 59°-
Run Score: 9

Adirondack Marathon 2006 Weather History

Partly cloudy throughout the day.

2006
cloudy
60°/ 72°-
Run Score: 8

Adirondack Marathon 2005 Weather History

Partly cloudy throughout the day.

2005
cloudy
55°/ 62°-
Run Score: 9

Adirondack Marathon 2004 Weather History

Clear conditions throughout the day.

2004
partly-cloudy-day
57°/ 70°-
Run Score: 9

Adirondack Marathon 2003 Weather History

Cloudy skies throughout the day.

2003
cloudy
55°/ 60°-
Run Score: 9

Adirondack Marathon 2002 Weather History

Partly cloudy throughout the day.

2002
partly-cloudy-day
65°/ 70°-
Run Score: 8

Adirondack Marathon 2001 Weather History

Partly cloudy throughout the day.

2001
partly-cloudy-day
59°/ 71°-
Run Score: 8

Adirondack Marathon 2000 Weather History

Partly cloudy throughout the day.

2000
cloudy
47°/ 57°-
Run Score: 9

Adirondack Marathon 1999 Weather History

Clear conditions throughout the day.

1999
clear-day
44°/ 66°-
Run Score: 8

Adirondack Marathon 1998 Weather History

Partly cloudy throughout the day.

1998
cloudy
66°/ 79°-
Run Score: 8

Adirondack Marathon 1997 Weather History

Partly cloudy throughout the day.

1997
partly-cloudy-day
41°/ 59°-
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