International Peace Marathon

Washington, DC, USA · September 5, 2026

71°·82° high·Light·Dry

Weather

Race Day Weather

71°at start

82° high

Light

Dry

Warm start, gradual heat increase

Runners will face a starting temperature of 69°F, climbing to 82°F by the finish. With a gentle SW breeze at 6 mph, humidity will hover around 65%. To combat the heat, runners should adjust their pace accordingly and ensure adequate hydration throughout the race.

Race day forecast available in 33 days

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Distance: 26.2mi

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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.

Website

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 82°F and a low of 68°F with a 10% chance of rain.

Historical Weather

Based on 18 years of data

Avg Temp

78°F

L:67° H:80°

RunScore

Conditions

Rain Freq

28%

5 of 18 yrs

Wind9mph

Dew59°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2025 International Peace Marathon Partly cloudy throughout the day with rain clearing later. 2025	62°/76°	Light	55°
2024 International Peace Marathon Partly cloudy throughout the day. 2024	67°/85°	-	61°
2023 International Peace Marathon Partly cloudy throughout the day with rain. 2023	73°/86°	Light	70°
2022 International Peace Marathon Partly cloudy throughout the day. 2022	68°/81°	-	64°
2021 International Peace Marathon Partly cloudy throughout the day. 2021	62°/78°	-	56°
2020 International Peace Marathon Partly cloudy throughout the day with early morning rain. 2020	69°/74°	-	63°
2019 International Peace Marathon Partly cloudy throughout the day. 2019	65°/84°	-	57°
2018 International Peace Marathon Cloudy skies throughout the day with rain. 2018	69°/76°	Light	68°
2017 International Peace Marathon Partly cloudy throughout the day. 2017	69°/85°	-	67°
2016 International Peace Marathon Partly cloudy throughout the day. 2016	78°/94°	-	74°
2015 International Peace Marathon Partly cloudy throughout the day with rain in the morning and afternoon. 2015	69°/75°	Light	69°
2014 International Peace Marathon Partly cloudy throughout the day with afternoon rain. 2014	66°/71°	Light	61°
2013 International Peace Marathon Partly cloudy throughout the day. 2013	57°/71°	-	44°
2012 International Peace Marathon Partly cloudy throughout the day. 2012	65°/77°	-	46°
2011 International Peace Marathon Becoming cloudy in the afternoon with morning rain. 2011	70°/83°	-	66°
2010 International Peace Marathon Partly cloudy throughout the day. 2010	61°/78°	-	48°
2008 International Peace Marathon Clear conditions throughout the day. 2008	67°/87°	-	54°
2007 International Peace Marathon Partly cloudy throughout the day. 2007	67°/83°	-	60°

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