Dallas Marathon

Dallas, TX, USA · December 13, 2026
partly-cloudy-day47°·60° high·Breezy·Dry
8

Race Day Weather

partly-cloudy-day
47°at start
61° high
Breezy
Dry

Cool start, mild finish, moderate winds

Runners will face a starting temperature of 47°F rising to 61°F, with average humidity at 61%. Winds will shift from a mild tailwind to a headwind during critical segments, particularly at miles 8 and 16. Runners should consider adjusting their pace early on and staying alert for the potential of light rain, particularly in the latter stages of the race.

Race day forecast available in 199 days
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Pace Calculator

Distance: 26.2mi
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Race Info

The Dallas Marathon (formerly known as the Dallas White Rock Marathon and also known as the BMW Dallas Marathon for sponsorship reasons) is an annual marathon road running event usually hosted in December by Dallas, Texas, and is Texas' oldest marathon,[citation needed] having been held every year since 1971 (with the exception of 2013 and 2020). The marathon begins and ends in Downtown Dallas and runs around White Rock Lake. The race weekend also includes a 5K, a 10K, a half marathon, a 2-person half marathon relay, a 5-person full marathon relay, and a 50K ultramarathon. Wikipedia

FAQ

When is the 2026 Dallas Marathon?

The 2026 Dallas Marathon will be held on Sunday December 13, 2026.

Is the Dallas Marathon a Boston Marathon Qualifier?

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

What will the weather be like for the 2026 Dallas Marathon?

The forecast calls for a high of 62°F and a low of 43°F with a 10% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.

Historical Weather

Based on 24 years of data
Avg Temp
60°F
L:49° H:61°
RunScore
7
Conditions
Rain Freq
29%
7 of 24 yrs
Wind11mph
Dew42°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults
2025
partly-cloudy-day
30°/42°-
6
2024
cloudy
60°/75°Light
8
2023
clear-day
40°/53°-
8
2022
cloudy
52°/57°-
9
2021
cloudy
73°/81°-
7
2019
clear-day
48°/65°-
8
2018
rain
40°/42°Light
6
2017
clear-day
45°/71°-
9
2016
cloudy
53°/74°-
7
2015
rain
52°/55°Light
8
2014
cloudy
62°/66°Light
7
2012
partly-cloudy-day
58°/70°-
7
2011
rain
42°/43°Light
5
2010
partly-cloudy-day
58°/66°-
7
2009
fog
47°/64°-
9
2008
cloudy
67°/77°-
6
2007
rain
38°/45°Light
5
2006
cloudy
47°/50°Light
8
2005
partly-cloudy-day
44°/64°-
9
2004
clear-day
52°/72°-
8
2003
partly-cloudy-day
34°/58°-
7
2002
clear-day
50°/69°-
7
2001
partly-cloudy-day
39°/51°-
8
2000
partly-cloudy-day
52°/67°-
8