Siskiyou Mountain Park Weather Forecast

    • 52
    • 83

    Sunny

    • 57
    • 91

    Sunny

    • 59
    • 94

    Sunny

    • 64
    • 97

    Hot

    • 64
    • 94

    Partly Sunny

    • 62
    • 94

    Mostly Sunny

Today 16 Jul Jackson County

Sunny. Areas of smoke late this morning. Highs in the lower to mid 80s in the Valleys and in the lower 70s to lower 80s at higher Elevations. Northwest Winds 5 to 10 Mph.

Tonight 16 Jul Jackson County

Clear. Lows around 50. North Winds 5 to 10 Mph.

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Siskiyou Mountain Park Temperature Statistics

July Temperature

Montague Siskiyou County Airport (28.6 miles)

  • Lowest 1 July, 2026

    40.6 °F

  • Average July

    73.8 °F

  • Highest 4 July, 2026

    96.7 °F

Climate (2021–2026)

Montague Siskiyou County Airport (28.6 miles)

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  • Average Low 2021–2026

    39.4 °F

  • Average 2021–2026

    54.1 °F

  • Average High 2021–2026

    69.1 °F
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