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Grand Coulee, Washington, United States

Delano Heights, Washington, United States

Electric City, Washington, United States

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Coulee Community Hospital Heliport, United States

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Weather Radar in Grand Coulee, Washington, United States

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FAQ

What are the average monthly temperatures in Grand Coulee?

Average temperatures for Grand Coulee:

Month	Min Temp	Max Temp
January	-4.8°C (23.3°F)	0.4°C (32.8°F)
February	-3.6°C (25.6°F)	3.8°C (38.9°F)
March	0.3°C (32.6°F)	9.6°C (49.3°F)
April	4.2°C (39.5°F)	15.1°C (59.2°F)
May	9.6°C (49.3°F)	21.6°C (70.8°F)
June	12.9°C (55.2°F)	25.3°C (77.6°F)
July	16.7°C (62.1°F)	30.8°C (87.5°F)
August	16.0°C (60.8°F)	30.0°C (86.1°F)
September	11.1°C (51.9°F)	23.4°C (74.0°F)
October	5.1°C (41.2°F)	14.4°C (57.8°F)
November	-0.1°C (31.9°F)	5.7°C (42.3°F)
December	-5.1°C (22.8°F)	-0.0°C (32.0°F)

How much rain does Grand Coulee get?

The average annual rainfall for Grand Coulee is 294mm (12").

How much snow does Grand Coulee get?

The average annual snowfall for Grand Coulee is 134mm (5").