Kansas City Marathon

Kansas City, MO, USA · October 17, 2026

48°·64° high·Breezy·Dry

Weather

Race Day Weather

48°at start

66° high

Breezy

Dry

Cool start, rising temps

Runners will face a temperature trend starting at 48°F and peaking at 65°F. Winds from the SSW will be mild at 9 mph, with gusts up to 25 mph. With humidity at 62% and a dew point of 43°F, hydration should be prioritized, especially as temperatures rise.

Race day forecast available in 67 days

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Race Info

Don't miss your chance to participate in Kansas City's largest and most exciting annual race event that takes runners on a tour through the coolest neighborhoods and past the most beautiful landmarks - including the World War I Museum & Memorial, the Country Club Plaza, the Nelson-Atkins Museum of Art, Waldo, Westport, 18th & Vine and more! Source

Website

Course Map

FAQ

When is the 2026 Kansas City Marathon?

The 2026 Kansas City Marathon will be held on Saturday October 17, 2026.

Is the Kansas City Marathon a Boston Marathon Qualifier?

Yes, the Kansas City Marathon is an official Boston Marathon qualifier.

What will the weather be like for the 2026 Kansas City Marathon?

The forecast calls for a high of 69°F and a low of 49°F with a 5% chance of rain.

Historical Weather

Based on 19 years of data

Avg Temp

68°F

L:50° H:69°

RunScore

Conditions

Rain Freq

11%

2 of 19 yrs

Wind10mph

Dew42°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

Year	Low / High	Rain	Dew Point
2025 Kansas City Marathon Partly cloudy throughout the day with early morning rain. 2025	63°/77°	-	60°
2024 Kansas City Marathon Clear conditions throughout the day. 2024	50°/74°	-	38°
2023 Kansas City Marathon Clear conditions throughout the day. 2023	51°/79°	-	45°
2022 Kansas City Marathon Clear conditions throughout the day. 2022	39°/68°	-	34°
2021 Kansas City Marathon Clear conditions throughout the day. 2021	41°/64°	-	34°
2019 Kansas City Marathon Partly cloudy throughout the day with morning rain. 2019	53°/60°	Light	52°
2018 Kansas City Marathon Clear conditions throughout the day. 2018	44°/64°	-	36°
2017 Kansas City Marathon Partly cloudy throughout the day with late afternoon rain. 2017	66°/76°	-	61°
2016 Kansas City Marathon Cloudy skies throughout the day. 2016	67°/73°	-	62°
2015 Kansas City Marathon Partly cloudy throughout the day. 2015	46°/60°	-	29°
2014 Kansas City Marathon Clear conditions throughout the day. 2014	44°/62°	-	42°
2013 Kansas City Marathon Clearing in the afternoon. 2013	36°/57°	-	36°
2012 Kansas City Marathon Clear conditions throughout the day. 2012	44°/68°	-	42°
2011 Kansas City Marathon Clear conditions throughout the day. 2011	43°/70°	-	34°
2010 Kansas City Marathon Clear conditions throughout the day. 2010	55°/81°	-	46°
2009 Kansas City Marathon Partly cloudy throughout the day with rain clearing later. 2009	43°/50°	Light	38°
2008 Kansas City Marathon Clear conditions throughout the day with early morning rain. 2008	45°/61°	-	42°
2007 Kansas City Marathon Clear conditions throughout the day. 2007	58°/81°	-	43°
2006 Kansas City Marathon Clear conditions throughout the day. 2006	55°/77°	-	43°