Collier Memorial State Park Weather Forecast

    • 44
    • 78

    Sunny

    • 50
    • 86

    Sunny

    • 51
    • 92

    Slight Chance Thunderstorms

    • 49
    • 88

    Mostly Sunny

    • 48
    • 83

    Mostly Sunny

    • 52
    • 87

    Mostly Sunny

Today 5 Jul Klamath Basin

Sunny. Highs in the mid 70s to lower 80s. Northeast Winds around 5 Mph shifting to the south this afternoon.

Tonight 5 Jul Klamath Basin

Clear. Lows in the mid 40s to mid 50s. Northwest Winds 5 to 10 Mph.

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Collier Memorial State Park Temperature Statistics

July Temperature

Klamath Falls International Airport (34.8 miles)

  • Lowest 3 July, 2025

    50 °F

  • Average July

    68.5 °F

  • Highest 1 July, 2025

    90 °F

Climate (2020–Present)

Klamath Falls International Airport (34.8 miles)

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  • Average Low 2020–2025

    33.8 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    63.2 °F
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