Spencer Ranch Landing Strip Weather Forecast

    • 48
    • 61

    Becoming Sunny

    • 55
    • 71

    Mostly Sunny

    • 57
    • 78

    Sunny

    • 59
    • 78

    Partly Sunny

    • 60
    • 79

    Partly Sunny

    • 59
    • 79

    Partly Sunny

Today 15 Sep Lower Hells Canyon/Salmon River Region

Mostly cloudy until late afternoon then clearing. A 20 percent chance of rain Showers early in the morning. Patchy smoke late in the afternoon. Highs in the 60s to lower 70s.

Tonight 15 Sep Lower Hells Canyon/Salmon River Region

Mostly clear. Patchy smoke in the evening. Lows in the mid 40s to lower 50s.

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Spencer Ranch Landing Strip Temperature Statistics

September Temperature

Grangeville - Idaho County Airport (26.1 miles)

  • Lowest 11 September, 2025

    46.4 °F

  • Average September

    67.4 °F

  • Highest 2 September, 2025

    98.6 °F

Climate (2020–Present)

Grangeville - Idaho County Airport (26.1 miles)

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  • Average Low 2020–2025

    36.6 °F

  • Average 2020–2025

    47 °F

  • Average High 2020–2025

    57.6 °F
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