Orr Lake Weather Forecast

    • 48
    • 83

    Slight Chance Thunderstorms

    • 47
    • 79

    Chance Thunderstorms

    • 43
    • 77

    Chance Thunderstorms

    • 42
    • 76

    Sunny

    • 46
    • 83

    Mostly Sunny

    • 47
    • 80

    Chance Rain Showers

Today 18 Sep North Central and Southeast Siskiyou County

Partly cloudy early this morning then becoming mostly cloudy. Highs in the mid 70s to mid 80s. Northeast Winds around 5 Mph shifting to the southeast late this afternoon.

Tonight 18 Sep North Central and Southeast Siskiyou County

Mostly cloudy. Lows in the lower to mid 50s. West Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Orr Lake Temperature Statistics

September Temperature

Montague Siskiyou County Airport (25.5 miles)

  • Lowest 16 September, 2025

    42.1 °F

  • Average September

    68.1 °F

  • Highest 1 September, 2025

    95 °F

Climate (2020–Present)

Montague Siskiyou County Airport (25.5 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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