Deep Lake Weather Forecast

    • 30
    • 38

    Partly Sunny

    • 30
    • 35

    Snow Likely

    • 30
    • 36

    Partly Sunny

    • 35
    • 43

    Mostly Cloudy

    • 36
    • 45

    Partly Sunny

    • 36
    • 46

    Slight Chance Snow

Today 30 Oct Western Siskiyou County

Partly cloudy. Highs in the mid 40s to mid 50s. Southwest Winds 5 to 10 Mph.

Tonight 30 Oct Western Siskiyou County

Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 30s to lower 40s. Southwest Winds 5 to 10 Mph shifting to the southeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Deep Lake Temperature Statistics

October Temperature

Montague Siskiyou County Airport (36 miles)

  • Lowest 24 October, 2026

    22.6 °F

  • Average October

    55.7 °F

  • Highest 7 October, 2026

    93.7 °F

Climate (2021–2026)

Montague Siskiyou County Airport (36 miles)

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  • Average Low 2021–2026

    39.2 °F

  • Average 2021–2026

    54 °F

  • Average High 2021–2026

    69.2 °F
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