Steamboat Lake Weather Forecast

    • 42
    • 80

    Mostly Sunny

    • 38
    • 77

    Mostly Sunny

    • 38
    • 77

    Mostly Sunny

    • 34
    • 63

    Mostly Cloudy

    • 32
    • 60

    Partly Sunny

    • 32
    • 62

    Mostly Sunny

Today 16 Oct Central Siskiyou County

Sunny. Highs in the mid 70s to lower 80s. Northeast Winds 5 to 10 Mph.

Tonight 16 Oct Central Siskiyou County

Partly cloudy in the evening then becoming mostly clear. Lows in the mid 40s. West Winds around 5 Mph.

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Steamboat Lake Temperature Statistics

October Temperature

Montague Siskiyou County Airport (5 miles)

  • Lowest 13 October, 2026

    25 °F

  • Average October

    60.6 °F

  • Highest 7 October, 2026

    93.7 °F

Climate (2021–2026)

Montague Siskiyou County Airport (5 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    54 °F

  • Average High 2021–2026

    69.1 °F
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