Roy Weather Forecast

    • 41
    • 67

    Decreasing Clouds

    • 42
    • 68

    Mostly Sunny

    • 43
    • 71

    Sunny

    • 48
    • 75

    Mostly Sunny

    • 47
    • 77

    Partly Sunny

    • 47
    • 75

    Mostly Sunny

    • 48
    • 76

    Mostly Sunny

Today 28 Sep Raft River Region

Sunny. Highs 74 to 81.

Tonight 28 Sep Raft River Region

Partly cloudy. Colder. Lows 37 to 47. Northwest Winds 10 to 15 Mph.

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Roy Temperature Statistics

September Temperature

Pocatello, Pocatello Regional Airport (40.4 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 (40.4 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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