Bass Lake Weather Forecast

    • 38
    • 55

    Chance Rain

    • 32
    • 54

    Mostly Cloudy

    • 33
    • 55

    Mostly Cloudy

    • 35
    • 56

    Mostly Cloudy

    • 38
    • 58

    Mostly Cloudy

    • 37
    • 59

    Partly Sunny

Today 5 Dec Central Siskiyou County

Patchy fog in the morning. Mostly cloudy with a 30 percent chance of rain. Highs in the lower to mid 50s. Southwest Winds 5 to 10 Mph.

Tonight 5 Dec Central Siskiyou County

Mostly cloudy with a 40 percent chance of rain. Lows around 40. Southwest Winds 5 to 10 Mph.

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Bass Lake Temperature Statistics

December Temperature

Montague Siskiyou County Airport (5 miles)

  • Lowest 1 December, 2025

    21.9 °F

  • Average December

    35 °F

  • Highest 2 December, 2025

    52 °F

Climate (2020–Present)

Montague Siskiyou County Airport (5 miles)

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  • Average Low 2020–2025

    39.7 °F

  • Average 2020–2025

    54.1 °F

  • Average High 2020–2025

    68.9 °F
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