Alsea Weather Forecast

    • 35
    • 51

    Partly Sunny

    • 33
    • 49

    Mostly Cloudy

    • 35
    • 49

    Partly Sunny

    • 32
    • 48

    Mostly Sunny

    • 35
    • 48

    Partly Sunny

    • 40
    • 49

    Chance Rain

Today 20 Jan Central Oregon Coast Range Lowlands

Widespread frost this morning. Mostly sunny. Highs in the mid 50s. East wind 10 to 15 Mph.

Tonight 20 Jan Central Oregon Coast Range Lowlands

Partly cloudy in the Evening, then becoming mostly cloudy. Areas of dense fog in the evening. Areas of frost. Lows in the mid 30s. Winds light.

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  • Temperature Real-Time

Alsea Temperature Statistics

January Temperature

Corvallis, Corvallis Municipal Airport (17.4 miles)

  • Lowest 18 January, 2026

    25 °F

  • Average January

    39.6 °F

  • Highest 11 January, 2026

    55 °F

Climate (2021–Present)

Corvallis, Corvallis Municipal Airport (17.4 miles)

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  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    64 °F
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