Gaston Weather Forecast

    • 46
    • 77

    Increasing Clouds

    • 45
    • 76

    Partly Sunny

    • 52
    • 77

    Partly Sunny

    • 46
    • 75

    Partly Sunny

    • 47
    • 74

    Mostly Cloudy

    • 47
    • 65

    Rain Showers Likely

Today 15 Jun Tualatin Valley

Sunny. Highs in the upper 70s. Winds light.

Tonight 15 Jun Tualatin Valley

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 40s. Winds light.

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  • Temperature Real-Time

Gaston Temperature Statistics

June Temperature

Portland-Hillsboro Airport (11.8 miles)

  • Lowest 3 June, 2025

    42.7 °F

  • Average June

    64.4 °F

  • Highest 8 June, 2025

    96.7 °F

Climate (2020–Present)

Portland-Hillsboro Airport (11.8 miles)

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  • Average Low 2020–2025

    43.1 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    64.2 °F
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