Siskiyou Mountain Park Weather Forecast

    • 39
    • 61

    Mostly Sunny

    • 40
    • 63

    Mostly Sunny

    • 42
    • 67

    Mostly Sunny

    • 47
    • 74

    Sunny

    • 49
    • 79

    Mostly Sunny

    • 49
    • 76

    Partly Sunny

    • 49
    • 72

    Partly Sunny

Today 26 Apr Jackson County

Partly cloudy with a 20 percent chance of Showers. Highs in the mid 60s in the Valleys and in the mid 50s to lower 60s at higher Elevations. Northwest Winds 10 to 15 Mph.

Tonight 26 Apr Jackson County

Mostly clear. Lows in the mid 30s to lower 40s. Northwest Winds 5 to 10 Mph until well after midnight becoming light.

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Siskiyou Mountain Park Temperature Statistics

April Temperature

Montague Siskiyou County Airport (28.6 miles)

  • Lowest 3 April, 2026

    17.7 °F

  • Average April

    49.1 °F

  • Highest 6 April, 2026

    78.7 °F

Climate (2021–Present)

Montague Siskiyou County Airport (28.6 miles)

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  • Average Low 2021–2026

    39.7 °F

  • Average 2021–2026

    54.3 °F

  • Average High 2021–2026

    69.2 °F
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