Massacre Rocks State Park Weather Forecast

    • 54
    • 85

    Chance Rain Showers

    • 52
    • 83

    Chance Rain Showers

    • 47
    • 81

    Slight Chance Rain Showers

    • 46
    • 75

    Chance Rain Showers

    • 45
    • 71

    Chance Rain Showers

    • 46
    • 72

    Slight Chance Thunderstorms

    • 45
    • 75

    Partly Sunny

Today 8 Sep Eastern Magic Valley

Mostly sunny. Highs 79 to 86. Light and variable Winds. Becoming south around 10 Mph in the afternoon.

Tonight 8 Sep Eastern Magic Valley

Partly cloudy in the evening. Then mostly cloudy with a slight chance of rain Showers after midnight. Lows 52 to 59. East Winds around 10 Mph.

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Massacre Rocks State Park Temperature Statistics

September Temperature

Pocatello, Pocatello Regional Airport (26.1 miles)

  • Lowest 2 September, 2025

    46.9 °F

  • Average September

    68.8 °F

  • Highest 2 September, 2025

    93 °F

Climate (2020–Present)

Pocatello, Pocatello Regional Airport (26.1 miles)

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  • Average Low 2020–2025

    34.8 °F

  • Average 2020–2025

    48.2 °F

  • Average High 2020–2025

    61.2 °F
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