Siskiyou Mountain Park Weather Forecast

    • 48
    • 54

    Rain Likely

    • 43
    • 64

    Mostly Sunny

    • 41
    • 63

    Mostly Sunny

    • 45
    • 64

    Partly Sunny

    • 46
    • 63

    Mostly Sunny

    • 51
    • 74

    Partly Sunny

    • 48
    • 62

    Chance Rain

Today 13 Oct Jackson County

Rain early this Morning, then chance of rain this afternoon. Highs in the mid 50s to lower 60s. North Winds around 5 Mph. Chance of rain 90 percent.

Tonight 13 Oct Jackson County

Mostly clear. A 10 percent chance of rain in the evening. Lows in the lower to mid 40s. North Winds 5 to 10 Mph shifting to the northeast 10 to 15 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Siskiyou Mountain Park Temperature Statistics

October Temperature

Montague Siskiyou County Airport (28.6 miles)

  • Lowest 4 October, 2025

    35.1 °F

  • Average October

    54.4 °F

  • Highest 8 October, 2025

    78.1 °F

Climate (2020–Present)

Montague Siskiyou County Airport (28.6 miles)

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  • Average Low 2020–2025

    39.6 °F

  • Average 2020–2025

    54.1 °F

  • Average High 2020–2025

    68.9 °F
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