Siskiyou Mountain Park Weather Forecast

    • 47
    • 57

    Increasing Clouds

    • 47
    • 54

    Rain Likely

    • 43
    • 53

    Rain

    • 42
    • 51

    Rain

    • 42
    • 54

    Rain

    • 39
    • 51

    Rain

    • 38
    • 47

    Rain Likely

Today 14 Dec Jackson County

Mostly cloudy. Highs in the lower 40s to lower 50s in the Valleys and in the lower 50s to lower 60s at higher Elevations. East Winds around 5 Mph.

Tonight 14 Dec Jackson County

Mostly cloudy. A 20 percent chance of rain after midnight. Lows in the mid 40s. East Winds around 5 Mph.

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Siskiyou Mountain Park Temperature Statistics

December Temperature

Montague Siskiyou County Airport (28.6 miles)

  • Lowest 1 December, 2025

    21.9 °F

  • Average December

    36.8 °F

  • Highest 6 December, 2025

    57.9 °F

Climate (2020–Present)

Montague Siskiyou County Airport (28.6 miles)

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  • Average Low 2020–2025

    39.7 °F

  • Average 2020–2025

    54.2 °F

  • Average High 2020–2025

    68.9 °F
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