Cascadia Weather Forecast

    • 52
    • 75

    Decreasing Clouds

    • 54
    • 79

    Mostly Sunny

    • 55
    • 80

    Mostly Sunny

    • 60
    • 87

    Sunny

    • 62
    • 92

    Sunny

    • 60
    • 91

    Sunny

Today 18 Aug Cascade Foothills of Marion and Linn Counties

Mostly sunny. Highs in the mid 70s. Winds light.

Tonight 18 Aug Cascade Foothills of Marion and Linn Counties

Mostly clear. Lows in the lower 50s. Winds light.

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Cascadia Temperature Statistics

August Temperature

Corvallis, Corvallis Municipal Airport (39.8 miles)

  • Lowest 5 August, 2025

    46 °F

  • Average August

    70.5 °F

  • Highest 11 August, 2025

    100.9 °F

Climate (2020–Present)

Corvallis, Corvallis Municipal Airport (39.8 miles)

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  • Average Low 2020–2025

    43.4 °F

  • Average 2020–2025

    53 °F

  • Average High 2020–2025

    63.9 °F
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