Seattle-Tacoma International Airport Weather Forecast

    • 50
    • 66

    Partly Sunny

    • 53
    • 73

    Increasing Clouds

    • 55
    • 75

    Partly Sunny

    • 52
    • 66

    Slight Chance Rain Showers

    • 54
    • 69

    Chance Rain Showers

    • 56
    • 77

    Partly Sunny

    • 56
    • 76

    Partly Sunny

Today 21 May Seattle and Vicinity

Mostly cloudy in the evening then becoming partly cloudy. Lows near 50. Northeast wind 10 to 20 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seattle-Tacoma International Airport Temperature Statistics

May Temperature

Seattle, Seattle-Tacoma International Airport (0 miles)

  • Lowest 1 May, 2019

    44.1 °F
  • Average May

    59.4 °F
  • Highest 10 May, 2019

    86 °F

Climate (2010–Present)

Seattle, Seattle-Tacoma International Airport (0 miles)

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  • Average Low 2010–Present

    46.7 °F
  • Average 2010–Present

    53.1 °F
  • Average High 2010–Present

    60.6 °F
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