Lower Klamath Lake Weather Forecast

    • 35
    • 77

    Sunny

    • 42
    • 79

    Mostly Sunny

    • 43
    • 77

    Partly Sunny

    • 32
    • 64

    Partly Sunny

    • 34
    • 64

    Partly Sunny

    • 38
    • 66

    Mostly Cloudy

Today 18 Mar Northeast Siskiyou and Northwest Modoc Counties

Sunny. Highs in the mid 70s to lower 80s. South Winds 5 to 10 Mph shifting to the southwest late in the afternoon.

Tonight 18 Mar Northeast Siskiyou and Northwest Modoc Counties

Clear. Lows in the mid 30s to lower 40s. Southwest Winds 5 to 10 Mph shifting to the south well after midnight.

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Lower Klamath Lake Temperature Statistics

March Temperature

Klamath Falls International Airport (10.6 miles)

  • Lowest 6 March, 2026

    21.9 °F

  • Average March

    42.8 °F

  • Highest 8 March, 2026

    64 °F

Climate (2021–Present)

Klamath Falls International Airport (10.6 miles)

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  • Average Low 2021–2026

    34 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    63.4 °F
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