Seattle Weather Forecast

    • 45
    • 62

    Decreasing Clouds

    • 46
    • 65

    Mostly Sunny

    • 50
    • 69

    Partly Sunny

    • 50
    • 68

    Mostly Cloudy

    • 50
    • 64

    Slight Chance Rain

    • 51
    • 65

    Slight Chance Rain

Today 20 May Seattle and Vicinity

Partly sunny. Highs in the upper 50s to mid 60s. Light wind.

Tonight 20 May Seattle and Vicinity

Mostly clear. Lows in the lower to mid 40s. North wind to 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seattle Temperature Statistics

May Temperature

Boeing Field - King County International Airport (3.7 miles)

  • Lowest 9 May, 2022

    39.9 °F

  • Average May

    51.1 °F

  • Highest 4 May, 2022

    64.9 °F

Climate (2010–Present)

Boeing Field - King County International Airport (3.7 miles)

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  • Average Low 2010–Present

    46.7 °F

  • Average 2010–Present

    53.1 °F

  • Average High 2010–Present

    60.2 °F
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