Tualatin Weather Forecast

    • 51
    • 69

    Chance Rain Showers

    • 47
    • 65

    Chance Rain Showers

    • 48
    • 72

    Partly Sunny

    • 49
    • 74

    Mostly Sunny

    • 52
    • 81

    Partly Sunny

    • 52
    • 76

    Partly Sunny

Today 21 May Tualatin Valley

Mostly sunny. Highs in the upper 60s. Winds light.

Tonight 21 May Tualatin Valley

Mostly cloudy. A slight chance of rain after midnight. Lows in the upper 40s. Winds light. Chance of rain 20 percent.

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Tualatin Temperature Statistics

May Temperature

Aurora State Airport (9.3 miles)

  • Lowest 4 May, 2025

    37.7 °F

  • Average May

    56.9 °F

  • Highest 1 May, 2025

    82.7 °F

Climate (2020–Present)

Aurora State Airport (9.3 miles)

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  • Average Low 2020–2025

    46 °F

  • Average 2020–2025

    55 °F

  • Average High 2020–2025

    64.7 °F
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