Cascadia Weather Forecast

    • 35
    • 51

    Chance Rain

    • 38
    • 54

    Partly Sunny

    • 39
    • 58

    Partly Sunny

    • 39
    • 52

    Rain

    • 35
    • 48

    Chance Rain

    • 43
    • 50

    Chance Rain/Snow

    • 45
    • 53

    Chance Rain

Today 20 Nov Cascade Foothills of Marion and Linn Counties

Partly sunny with a chance of rain this Morning, then sunny this afternoon. Highs around 50. South wind 5 to 10 Mph, becoming light this afternoon. Chance of rain 50 percent. Rainfall Amounts less than a tenth of an inch.

Tonight 20 Nov Cascade Foothills of Marion and Linn Counties

Mostly clear. Patchy fog this evening. Areas of frost after midnight. Lows in the mid 30s. Winds light.

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Cascadia Temperature Statistics

November Temperature

Corvallis, Corvallis Municipal Airport (39.8 miles)

  • Lowest 18 November, 2025

    30.9 °F

  • Average November

    50.6 °F

  • Highest 15 November, 2025

    63 °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

    53.1 °F

  • Average High 2020–2025

    63.9 °F
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