Roy Weather Forecast

    • 53
    • 75

    Rain Showers

    • 53
    • 76

    Chance Thunderstorms

    • 54
    • 80

    Chance Thunderstorms

    • 57
    • 83

    Partly Sunny

    • 58
    • 85

    Mostly Cloudy

    • 56
    • 84

    Slight Chance Thunderstorms

Today 13 Aug Raft River Region

Cloudy. A chance of rain Showers in the morning. Then a chance of Showers and Thunderstorms in the afternoon. Highs 71 to 78. South Winds 10 to 15 Mph. Shifting to west in the afternoon.

Tonight 13 Aug Raft River Region

Mostly cloudy. A slight chance of Showers and Thunderstorms in the evening. Then a slight chance of rain Showers after midnight. Cooler. Lows 48 to 58. South Winds up to 10 Mph.

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Roy Temperature Statistics

August Temperature

Pocatello, Pocatello Regional Airport (40.4 miles)

  • Lowest 6 August, 2026

    45.6 °F

  • Average August

    74.9 °F

  • Highest 1 August, 2026

    103.6 °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

    48.7 °F

  • Average High 2021–2026

    61.9 °F
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