Key Way Airport Weather Forecast

    • 49
    • 75

    Sunny

    • 46
    • 70

    Rain Showers

    • 40
    • 56

    Chance Rain Showers

    • 40
    • 63

    Mostly Sunny

    • 48
    • 75

    Mostly Sunny

    • 50
    • 78

    Mostly Sunny

    • 46
    • 74

    Slight Chance Rain Showers

Today 1 May South Washington Cascades

Sunny. Free air freezing level 13000 feet. Southeast wind 10 to 15 Mph.

Tonight 1 May South Washington Cascades

Clear. Free air freezing level 13000 Feet, decreasing to free air freezing level 12000 feet after midnight. Southeast wind 5 to 10 Mph.

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Key Way Airport Temperature Statistics

May Temperature

Portland, Portland-Troutdale Airport (27.3 miles)

  • Lowest

  • Average May

  • Highest

Climate (2020–Present)

Portland, Portland-Troutdale Airport (27.3 miles)

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  • Average Low 2020–2025

    47.6 °F
  • Average 2020–2025

    56 °F
  • Average High 2020–2025

    65.1 °F
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