Leavenworth Marathon

Leavenworth, WA, USA • October 03, 2026

Race Day Weather

46°

65° high

Breezy

Dry

Cool start, mild finish

Runners will face a temperature rise from 46°F at the start to 65°F by the end, with an average humidity of 56%. Winds will be light, peaking at 8 mph from the SW with occasional gusts. Runners should maintain a steady pace, staying hydrated as temperatures increase.

Race day forecast available in 190 days

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Pace Calculator

Distance: 26.2mi

Target Finish Time

0:00:00

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Pace

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Weather Adj.

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Common Goals:

A stunningly beautiful course in the scenic town of Leavenworth, Washington. Marathoners will start near the renowned Alpine Lakes Wilderness Area. Runners will run a fast course that begins with a 10 mile journey through Icicle Canyon, transitions to trails along the Icicle River, passes through the National Fish Hatchery to East Leavenworth Road, crossed the bridge into the Bavarian Village of Leavenworth to follow wooded riverfront parks and trails, eventually meeting up with Icicle Road, which leads back to one more trip around the Icicle River trails and to the Finish and roar of the crowd at the Hatchery and event center. In this amazing course, runners will encounter a mix of paved roads and paths, dirt roads, paths and trails. Surrounded by impressive mountains, participants might see salmon spawning in the rivers or four legged creatures cheering from the edge of the wild! Source

Course Map

FAQ

When is the 2026 Leavenworth Marathon?

The 2026 Leavenworth Marathon will be held on Saturday October 3, 2026.

Is the Leavenworth Marathon a Boston Marathon Qualifier?

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

What is the time limit for the Leavenworth Marathon?

The time limit for the Leavenworth Marathon is 6 hours.

Historical Weather

Based on 19 years of data

Avg Temp

60°F

L:45° H:60°

RunScore

Conditions

Rain Freq

26%

5 of 19 yrs

Wind5mph

Dew38°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2025 Leavenworth Marathon Partly cloudy throughout the day with morning rain. 2025	52°/65°	Light	39°
2024 Leavenworth Marathon Clear conditions throughout the day. 2024	48°/62°	-	35°
2023 Leavenworth Marathon Clear conditions throughout the day. 2023	38°/58°	-	35°
2022 Leavenworth Marathon Clear conditions throughout the day. 2022	51°/71°	-	49°
2019 Leavenworth Marathon Partly cloudy throughout the day with a chance of rain throughout the day. 2019	44°/56°	Light	36°
2018 Leavenworth Marathon Partly cloudy throughout the day with early morning rain. 2018	42°/56°	-	41°
2017 Leavenworth Marathon Partly cloudy throughout the day with a chance of rain throughout the day. 2017	47°/59°	Light	38°
2016 Leavenworth Marathon Becoming cloudy in the afternoon with afternoon rain. 2016	46°/61°	-	34°
2015 Leavenworth Marathon Partly cloudy throughout the day. 2015	55°/67°	-	41°
2014 Leavenworth Marathon Clear conditions throughout the day. 2014	51°/62°	-	42°
2013 Leavenworth Marathon Clear conditions throughout the day. 2013	38°/59°	-	37°
2012 Leavenworth Marathon Clear conditions throughout the day. 2012	36°/60°	-	24°
2011 Leavenworth Marathon Clearing in the afternoon. 2011	41°/55°	-	40°
2010 Leavenworth Marathon Clear conditions throughout the day. 2010	51°/68°	-	48°
2009 Leavenworth Marathon Partly cloudy throughout the day with afternoon rain. 2009	38°/55°	-	31°
2008 Leavenworth Marathon Partly cloudy throughout the day with a chance of rain throughout the day. 2008	55°/59°	Light	51°
2007 Leavenworth Marathon Clear conditions throughout the day. 2007	40°/57°	-	40°
2006 Leavenworth Marathon Clear conditions throughout the day. 2006	44°/60°	-	35°
2005 Leavenworth Marathon Becoming cloudy in the afternoon with rain. 2005	48°/55°	Light	38°