Bonanza Lake Weather Forecast

    • 40
    • 70

    Decreasing Clouds

    • 40
    • 72

    Mostly Sunny

    • 42
    • 75

    Sunny

    • 46
    • 78

    Mostly Sunny

    • 46
    • 81

    Partly Sunny

    • 44
    • 78

    Mostly Sunny

    • 46
    • 80

    Mostly Sunny

Today 28 Sep Eastern Magic Valley

Sunny. Highs 75 to 82.

Tonight 28 Sep Eastern Magic Valley

Mostly clear. Colder. Lows 38 to 47. Southwest Winds 10 to 15 Mph.

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Bonanza Lake Temperature Statistics

September Temperature

Pocatello, Pocatello Regional Airport (29.2 miles)

  • Lowest 15 September, 2026

    30.7 °F

  • Average September

    61.7 °F

  • Highest 6 September, 2026

    88.6 °F

Climate (2021–2026)

Pocatello, Pocatello Regional Airport (29.2 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    48.8 °F

  • Average High 2021–2026

    61.9 °F
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