Hornbrook Weather Forecast

    • 56
    • 89

    Rain Showers

    • 56
    • 84

    Partly Sunny

    • 53
    • 75

    Rain Showers Likely

    • 51
    • 72

    Rain Showers Likely

    • 51
    • 76

    Chance Rain Showers

    • 52
    • 80

    Mostly Sunny

    • 54
    • 84

    Mostly Sunny

Today 6 Sep Central Siskiyou County

Sunny early this Morning, then partly cloudy with scattered Showers and isolated Thunderstorms in the late morning and afternoon. Areas of smoke this morning. Areas of smoke late this afternoon. Highs in the lower 80s to lower 90s. South Winds around 5 Mph shifting to the southeast late this Morning, then increasing to south 10 to 20 Mph this afternoon. Chance of precipitation 30 percent.

Tonight 6 Sep Central Siskiyou County

Partly cloudy early this evening then becoming mostly clear. A 10 percent chance of Showers early this evening. Smoke and haze early this Evening, then Areas of smoke late this evening and overnight. Lows in the lower to mid 50s. Northwest Winds around 5 Mph shifting to the south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hornbrook Temperature Statistics

September Temperature

Montague Siskiyou County Airport (9.9 miles)

  • Lowest 1 September, 2025

    48 °F

  • Average September

    74.9 °F

  • Highest 1 September, 2025

    95 °F

Climate (2020–Present)

Montague Siskiyou County Airport (9.9 miles)

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  • Average Low 2020–2025

    39.6 °F

  • Average 2020–2025

    54.2 °F

  • Average High 2020–2025

    69.1 °F
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