Siskiyou Mountain Park Weather Forecast

    • 60
    • 93

    Sunny

    • 59
    • 90

    Sunny

    • 58
    • 88

    Mostly Sunny

    • 58
    • 83

    Mostly Sunny

    • 59
    • 85

    Mostly Sunny

    • 61
    • 88

    Mostly Sunny

Today 18 Jul Jackson County

Sunny. Highs 95 to 100 in the Valleys and in the mid 80s to lower 90s at higher Elevations. East Winds around 5 Mph early this morning becoming Light, then becoming west 5 to 10 Mph this afternoon.

Tonight 18 Jul Jackson County

Clear. Lows in the mid 50s to lower 60s. Northwest Winds 10 to 15 Mph decreasing to around 5 Mph after midnight.

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Siskiyou Mountain Park Temperature Statistics

July Temperature

Montague Siskiyou County Airport (28.6 miles)

  • Lowest 4 July, 2025

    49.6 °F

  • Average July

    76.3 °F

  • Highest 13 July, 2025

    104 °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

    54.3 °F

  • Average High 2020–2025

    69.1 °F
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