The 2026 International Peace Marathon has concluded.

International Peace Marathon

Race complete
Washington, DC, USA · September 5, 2026
partly-cloudy-day75°·81° high·Breezy·Dry
3
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International Peace Marathon race day weather

partly-cloudy-day
75°at start
83° high
Breezy
Dry
Your goal
0:00:00

Warm start, maintain hydration

Runners will face temperatures starting at 73°F and rising to 83°F. With average humidity at 71% and a dew point of 68°F, the air will feel muggy. Runners should adjust their pace conservatively to manage the heat and stay hydrated throughout the race.

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cloudy3
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About the International Peace Marathon

The International Peace Marathon, also called the Abebe Bikila Day International Peace Marathon, is run on the C&O Canal Towpath in Washington, DC, starting and finishing at Fletcher's Cove, in memory of Ethiopian Olympic champion Abebe Bikila. The marathon is two out-and-back trips along the Potomac River and the half marathon is one, on a flat USATF-certified course (DC09005RT). The marathon is a Boston Marathon qualifier. The organizers have said this race and their October 17, 2026 Potomac River Run will be the last marathons they host.

Race weekend

Saturday, September 5
8:00 AMMarathon (26.2 mi)
9:00 AMHalf Marathon (13.1 mi)
Area Map
Course Map

International Peace Marathon FAQ

When is the 2026 International Peace Marathon?

The 2026 International Peace Marathon will be held on Saturday September 5, 2026.

Is the International Peace Marathon a Boston Marathon Qualifier?

Yes, the International Peace Marathon is an official Boston Marathon qualifier.

What will the weather be like for the 2026 International Peace Marathon?

The forecast calls for a high of 83°F and a low of 73°F with a 0% chance of rain.

What is the weather usually like for the International Peace Marathon?

Over the 19 years racecast.io has race-day weather for (2007 to 2026), it averaged 68°F at the start and 78°F by a typical finish. Rain fell during race hours in 2 of those years (2014 and 2015).

What was the hottest International Peace Marathon?

Of the 19 years on record, 2016 was the warmest, reaching 91°F during race hours. The coldest start was 2013, at 57°F.

What was the windiest International Peace Marathon?

Of the 19 years on record, 2012 was the windiest, with wind averaging 15 mph during race hours. The calmest was 2010, at 2 mph.

International Peace Marathon weather history

Based on 19 years of data
Avg Temp
73°F
L:68° H:78°
RunScore
4
Conditions
Rain Freq
11%
2 of 19 yrs
Wind7mph
Dew62°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults
2026
partly-cloudy-day
75°/81°-
3
2025
partly-cloudy-day
74°/85°-
2
2024
partly-cloudy-day
67°/81°-
4
2023
partly-cloudy-day
73°/80°-
3
2022
partly-cloudy-day
68°/77°-
4
2021
partly-cloudy-day
62°/76°-
5
2020
cloudy
69°/72°-
4
2019
clear-day
65°/80°-
4
2018
cloudy
73°/76°-
3
2017
partly-cloudy-day
69°/83°-
3
2016
partly-cloudy-day
78°/91°-
2
2015
cloudy
69°/75°Light
4
2014
cloudy
67°/71°Light
5
2013
partly-cloudy-day
57°/68°-
8
2012
partly-cloudy-day
65°/73°-
6
2011
partly-cloudy-day
70°/80°-
4
2010
partly-cloudy-day
61°/74°-
6
2008
clear-day
67°/83°-
4
2007
partly-cloudy-day
67°/79°-
4