Collier Memorial State Park Weather Forecast

    • 28
    • 48

    Areas Fog

    • 24
    • 46

    Chance Rain/Snow

    • 22
    • 45

    Partly Sunny

    • 27
    • 48

    Mostly Cloudy

    • 27
    • 51

    Partly Sunny

    • 28
    • 50

    Partly Sunny

Today 30 Oct Klamath Basin

Partly cloudy late this morning then becoming mostly cloudy. Highs in the mid 40s to lower 50s. Southwest Winds 5 to 10 Mph.

Tonight 30 Oct Klamath Basin

Mostly cloudy. Lows in the mid 20s to mid 30s. West Winds around 5 Mph shifting to the southeast late in the evening and overnight.

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Collier Memorial State Park Temperature Statistics

October Temperature

Klamath Falls International Airport (34.8 miles)

  • Lowest 13 October, 2026

    19.7 °F

  • Average October

    50 °F

  • Highest 7 October, 2026

    86.6 °F

Climate (2021–2026)

Klamath Falls International Airport (34.8 miles)

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  • Average Low 2021–2026

    33.8 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    63.5 °F
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