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RUN THE DAM 2026

Grand Coulee, Washington, United States

calendar_today 19 Sep, 2026

directions_run Running

sell $25.00 – $60.00

About the Event

Run the Dam is a challenging and scenic road race over the Grand Coulee Dam and through the stunning walls of the Coulee. Offering a 5k, 10k and Half Marathon distance, Run the Dam is fun for the entire family and for all running and walking enthusiasts and abilities; and finishes in Banks Lake Park in the heart of Run the Dam Festival. Run the Dam features top notch SWAG bags and medals for all finishers.

Races Offered

1/2 MARATHON

Sep 19, 2026

straighten

Distance — 13.1 Miles

terrain

Type — Running

timer

09:00

sell

$60.00

10K

Sep 19, 2026

straighten

Distance — 6.2 Miles

terrain

Type — Running

timer

09:02

sell

$40.00

5K

Sep 19, 2026

straighten

Distance — 3.1 Miles

terrain

Type — Running

timer

09:04

sell

$25.00

Weather History

These values represent the 3-year monthly averages for September in Grand Coulee.

thermostat Temperature

14.0° / 26.5°

wb_sunny Feels like

12.8° / 23.5°

light_mode Avg sunshine hours

10h 50m

water_drop Avg rainfall

0.3 mm

ac_unit Avg snowfall

—

air Avg wind speed

7.5 km/h (Light breeze)

opacity Sweat loss rate

Moderate

terrain Course conditions

Hard and dry surface

sunny Max UV Index

Moderate (3.5)

humidity_mid Humidity

48.0%

wb_twilight Sunrise

06:34

nightlight Sunset

19:06

About Grand Coulee

Learn more about the host city, Grand Coulee.

Grand Coulee is a city in the Columbia River Plateau of Washington State. It is on the shore of Lake Roosevelt just above the Grand Coulee Dam, the largest hydroelectric power producer in the United States.