Corvallis Weather Forecast

    • 33
    • 54

    Chance Rain

    • 33
    • 55

    Decreasing Clouds

    • 42
    • 57

    Rain

    • 38
    • 51

    Rain

    • 34
    • 53

    Rain

    • 35
    • 59

    Mostly Sunny

    • 39
    • 65

    Mostly Sunny

Today 29 Mar Benton County Lowlands

Mostly cloudy with a 40 percent chance of rain. Highs in the mid 50s. West wind 5 to 10 Mph.

Tonight 29 Mar Benton County Lowlands

Mostly cloudy. A slight chance of rain this evening. Areas of frost after midnight. Lows in the lower 30s. Winds light. Chance of rain 20 percent.

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Corvallis Temperature Statistics

March Temperature

Corvallis, Corvallis Municipal Airport (4.3 miles)

  • Lowest 27 March, 2026

    28 °F

  • Average March

    48.6 °F

  • Highest 16 March, 2026

    73.9 °F

Climate (2021–Present)

Corvallis, Corvallis Municipal Airport (4.3 miles)

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  • Average Low 2021–2026

    43.4 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    64 °F
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