Run the River Marathon

Kennewick, WA, USA · April 17, 2027
partly-cloudy-day43°·58° high·Light·Dry
10
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Race Day Weather

partly-cloudy-day
43°at start
66° high
Light
Dry
Your goal
0:00:00

Cool start, warming trend

Runners will face a temperature range from 43°F at the start to a peak of 66°F. Winds will be light at 7 mph, making it a non-factor. With humidity at 41% and a dew point of 32°F, hydration should remain manageable. As temperatures rise, maintaining a conservative pace early is advisable.

Race day forecast available in 172 days
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Pace Calculator

26.2mi
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Race Info

Run the River includes a marathon, half marathon, 5K, marathon relay and kids marathon in Kennewick, Washington. The course runs along the Columbia River through Kennewick, Richland and Pasco on paved paths and roads, with start and finish at Columbia Park. The marathon and half marathon courses are USATF certified, and the marathon qualifies for the Boston Marathon. Source

Race weekend

Friday, April 16
6:00 PMKids Marathon (1.2 mi)
Saturday, April 17
7:30 AMMarathon (26.2 mi)
8:30 AMHalf Marathon (13.1 mi)
8:45 AM5K (3.1 mi)
Area Map

Course Map

FAQ

When is the 2027 Run the River Marathon?

The 2027 Run the River Marathon will be held on Saturday April 17, 2027.

Is the Run the River Marathon a Boston Marathon Qualifier?

Yes, the Run the River Marathon is an official Boston Marathon qualifier.

What is the time limit for the Run the River Marathon?

The time limit for the Run the River Marathon is 6.5 hours.

What will the weather be like for the 2027 Run the River Marathon?

The forecast calls for a high of 69°F and a low of 43°F with a 3% chance of rain. Check our detailed hourly forecast above for the best marathon race plan.

Historical Weather

Based on 2 years of data
Avg Temp
48°F
L:41° H:54°
RunScore
10
Conditions
Rain Freq
50%
1 of 2 yrs
Wind4mph
Dew38°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults
2026
clear-day
35°/51°-
10
2025
partly-cloudy-day
48°/56°Light
10