Campbell Lake Weather Forecast

    • 46
    • 68

    Chance Rain Showers

    • 43
    • 62

    Mostly Sunny

    • 55
    • 70

    Sunny

    • 56
    • 75

    Sunny

    • 49
    • 70

    Mostly Sunny

    • 50
    • 68

    Mostly Sunny

Today 13 Sep Western Siskiyou County

Sunny. Highs in the mid 70s to mid 80s. Southeast Winds around 5 Mph shifting to the southwest in the late morning and afternoon.

Tonight 13 Sep Western Siskiyou County

Mostly cloudy. Chance of Showers and slight chance of Thunderstorms after midnight. Lows in the lower to mid 50s. Southwest Winds 5 to 10 Mph. Chance of precipitation 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Campbell Lake Temperature Statistics

September Temperature

Montague Siskiyou County Airport (36.7 miles)

  • Lowest 1 September, 2025

    48 °F

  • Average September

    69.3 °F

  • Highest 1 September, 2025

    95 °F

Climate (2020–Present)

Montague Siskiyou County Airport (36.7 miles)

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  • Average Low 2020–2025

    39.6 °F

  • Average 2020–2025

    54.2 °F

  • Average High 2020–2025

    69 °F
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