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Washington State United States of America
Precipitation in August
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August Rainfall Precipitation in Washington State

Washington State is a region in the United States of America. In August precipitation ranges from almost none in Richland with 2.6 mm of rainfall to moderate in North Cascades National Park with 71 mm of rainfall. August is a summer month in Washington State.

Where and how much does it rain in Washington State in August?

Find the average total precipitation in August for the most popular destinations in Washington State on the map below. Click on a destination dot for more detailed information.

Weather conditions Weather
Temperatures
Precipitation
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Legend heavy rainfall high moderate low almost none
Heavy rainfall has been defined as more than 160 mm precipitation. High: 90 mm to 160 mm. Moderate: 30 mm to 90 mm. Low: 5 mm to 30 mm.

  • How much rainfall does Washington State receive in August?
    • In Seattle, August typically sees a modest rainfall of about 23 mm. For those who prefer drier conditions, this month is ideal.

  • What is the wettest city in August in Washington State?
    • Based on our records, North Cascades National Park is the location with the highest average precipitation, receiving about 71 mm.

  • What is the driest city in August in Washington State?
    • Among all locations in our dataset, Richland has the lowest average precipitation at 2.6 mm.

    Interested in more climate information?

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