Old Tom Mountain Weather Forecast

    • 36
    • 42

    Rain/Snow

    • 34
    • 41

    Chance Rain/Snow

    • 33
    • 47

    Mostly Sunny

    • 35
    • 54

    Sunny

    • 37
    • 57

    Sunny

    • 39
    • 58

    Mostly Sunny

    • 40
    • 59

    Mostly Sunny

Today 12 Oct Marsh and Arbon Highlands

Cloudy with a chance of rain and a slight chance of snow. Little or no snow accumulation. Highs 43 to 53.

Tonight 12 Oct Marsh and Arbon Highlands

Cloudy. A chance of rain in the evening. Then a chance of rain and a slight chance of snow after midnight. Colder. Little or no snow accumulation. Lows 30 to 40.

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Old Tom Mountain Temperature Statistics

October Temperature

Pocatello, Pocatello Regional Airport (23.6 miles)

  • Lowest 4 October, 2026

    36.6 °F

  • Average October

    62 °F

  • Highest 5 October, 2026

    88.6 °F

Climate (2021–2026)

Pocatello, Pocatello Regional Airport (23.6 miles)

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  • Average Low 2021–2026

    35.3 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    62 °F
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