Big Southern Butte Airport Weather Forecast

    • 65
    • 96

    Chance Thunderstorms

    • 59
    • 88

    Rain Likely

    • 61
    • 90

    Mostly Sunny

    • 62
    • 95

    Mostly Sunny

    • 61
    • 95

    Breezy

    • 60
    • 94

    Mostly Sunny

Today 21 Jul Arco/Mud Lake Desert

Mostly sunny. A slight chance of rain in the morning. Then a slight chance of Showers and Thunderstorms in the afternoon. Highs 90 to 98. Northeast Winds around 10 Mph shifting to southwest in the afternoon.

Tonight 21 Jul Arco/Mud Lake Desert

Mostly cloudy with a chance of rain Showers and a slight chance of Thunderstorms in the evening. Then partly cloudy with a slight chance of rain after midnight. Lows 60 to 67. North Winds 10 to 15 Mph. Chance of precipitation 40 percent.

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Big Southern Butte Airport Temperature Statistics

July Temperature

Pocatello, Pocatello Regional Airport (42.9 miles)

  • Lowest 1 July, 2026

    41.6 °F

  • Average July

    73.9 °F

  • Highest 12 July, 2026

    102.7 °F

Climate (2021–2026)

Pocatello, Pocatello Regional Airport (42.9 miles)

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  • Average Low 2021–2026

    35.2 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    61.8 °F
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