Willow Valley Reservoir Weather Forecast

    • 50
    • 84

    Gradual Clearing

    • 51
    • 86

    Mostly Sunny

    • 52
    • 88

    Mostly Sunny

    • 54
    • 88

    Partly Sunny

    • 49
    • 84

    Mostly Sunny

    • 47
    • 81

    Sunny

Today 17 Aug Northern and Eastern Klamath County and Western Lake County

Patchy smoke early this morning. Mostly cloudy early this Morning, then partly cloudy with a slight chance of Thunderstorms this afternoon. Highs in the lower to mid 80s. East Winds around 5 Mph shifting to the south in the late morning and early Afternoon, then shifting to the southwest late this afternoon.

Tonight 17 Aug Northern and Eastern Klamath County and Western Lake County

Mostly clear with a slight chance of Thunderstorms in the Evening, then partly cloudy after midnight. Lows in the lower 40s to lower 50s. Northwest Winds around 5 Mph shifting to the north well after midnight.

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Willow Valley Reservoir Temperature Statistics

August Temperature

Klamath Falls International Airport (32.9 miles)

  • Lowest 2 August, 2026

    41.6 °F

  • Average August

    69.3 °F

  • Highest 7 August, 2026

    97.6 °F

Climate (2021–2026)

Klamath Falls International Airport (32.9 miles)

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  • Average Low 2021–2026

    33.9 °F

  • Average 2021–2026

    48.6 °F

  • Average High 2021–2026

    63.4 °F
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