International Peace Marathon

Washington, DC, USA · September 5, 2026
partly-cloudy-day73°·84° high·Breezy·Dry
8

Race Day Weather

partly-cloudy-day
73°at start
84° high
Breezy
Dry

Warm start, rising temps ahead

Runners will face a starting temperature of 71°F, climbing to a warm 84°F by the finish. With a light headwind of 10 mph and 60% humidity, it is advisable to start conservatively and adjust pace accordingly. Hydration will be crucial as temperatures rise, so frequent water intake is recommended.

Race day forecast available in 133 days
partly-cloudy-night8
partly-cloudy-day8
partly-cloudy-day8
partly-cloudy-day8
partly-cloudy-day7
partly-cloudy-day7
partly-cloudy-day7
partly-cloudy-day7
partly-cloudy-day7
partly-cloudy-day7
partly-cloudy-day7

Pace Calculator

Distance: 26.2mi
0:00:00
HH:MM:SS
Pace
Weather Adj.
Common Goals:

Get forecast alerts for International Peace Marathon

We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.

Race Info

The International Peace Marathon honors the legacy of Ethiopian Olympic champion Abebe Bikila, promoting global unity through sport. Runners traverse a flat, scenic out-and-back course along the C&O Canal Towpath, offering picturesque views of the Potomac River. The event is open to all participants who can complete the marathon within six hours, fostering a welcoming atmosphere for both seasoned athletes and newcomers.

Area Map

Course Map

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 84°F and a low of 69°F with a 0% chance of rain.

Historical Weather

Based on 18 years of data
Avg Temp
78°F
L:67° H:80°
RunScore
6
Conditions
Rain Freq
28%
5 of 18 yrs
Wind9mph
Dew59°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScore
2025
rain
62°/76°Light
8
2024
partly-cloudy-day
67°/85°-
7
2023
partly-cloudy-day
73°/86°Light
6
2022
partly-cloudy-day
68°/81°-
7
2021
partly-cloudy-day
62°/78°-
8
2020
cloudy
69°/74°-
8
2019
clear-day
65°/84°-
7
2018
cloudy
69°/76°Light
7
2017
partly-cloudy-day
69°/85°-
7
2016
partly-cloudy-day
78°/94°-
4
2015
cloudy
69°/75°Light
7
2014
cloudy
66°/71°Light
7
2013
partly-cloudy-day
57°/71°-
8
2012
partly-cloudy-day
65°/77°-
7
2011
partly-cloudy-day
70°/83°-
7
2010
partly-cloudy-day
61°/78°-
8
2008
clear-day
67°/87°-
7
2007
partly-cloudy-day
67°/83°-
7