Steamboat Lake Weather Forecast

    • 47
    • 63

    Rain Showers Likely

    • 43
    • 66

    Slight Chance Rain Showers

    • 46
    • 74

    Chance Rain Showers

    • 42
    • 69

    Rain Showers Likely

    • 44
    • 74

    Mostly Sunny

    • 46
    • 79

    Mostly Sunny

Today 3 Sep Central Siskiyou County

Mostly cloudy. Chance of Showers early this Morning, then chance of Showers and slight chance of Thunderstorms in the late morning and afternoon. Snow level 7000 feet. Highs in the mid 50s to mid 60s. West Winds 10 to 15 Mph. Chance of precipitation 40 percent.

Tonight 3 Sep Central Siskiyou County

Mostly clear. Lows in the mid 40s to lower 50s. West Winds 10 to 15 Mph shifting to the southwest around 5 Mph after midnight.

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Steamboat Lake Temperature Statistics

September Temperature

Montague Siskiyou County Airport (5 miles)

  • Lowest 1 September, 2026

    51.1 °F

  • Average September

    64.5 °F

  • Highest 1 September, 2026

    75 °F

Climate (2021–2026)

Montague Siskiyou County Airport (5 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    54 °F

  • Average High 2021–2026

    69.1 °F
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