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Today's Weather - Grand Coulee, WA
December 19, 2025 10:02 AMGrand Coulee Dam MS40°Feels Like 34°Hi 41°F Lo 35°FMostly Sunny -
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Weather Details
- Windchill 34ºF Daily Rain 0"
- Dewpoint 30ºF Monthly Rain 26"
- Humidity 67% Avg. Wind W 9mph
- Pressure 29.64" Wind Gust 9mph
- Sunrise 7:41 AM Moon --
- Sunset 4:04 PM UV Index 1 (Low)
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