Alsea Falls Recreational Site Weather Forecast

    • 47
    • 71

    Increasing Clouds

    • 48
    • 77

    Decreasing Clouds

    • 48
    • 78

    Mostly Sunny

    • 48
    • 74

    Partly Sunny

    • 46
    • 71

    Partly Sunny

    • 48
    • 71

    Partly Sunny

    • 48
    • 73

    Partly Sunny

Today 18 Sep Central Oregon Coast Range

Partly sunny. Highs in the mid 60s.

Tonight 18 Sep Central Oregon Coast Range

Mostly clear this Evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 40s. Winds light this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Alsea Falls Recreational Site Temperature Statistics

September Temperature

Corvallis, Corvallis Municipal Airport (15.5 miles)

  • Lowest 11 September, 2026

    42.1 °F

  • Average September

    59.7 °F

  • Highest 9 September, 2026

    88 °F

Climate (2021–2026)

Corvallis, Corvallis Municipal Airport (15.5 miles)

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  • Average Low 2021–2026

    43.4 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    63.9 °F
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