Atomic City Weather Forecast

    • 27
    • 52

    Rain

    • 18
    • 40

    Snow Likely

    • 20
    • 44

    Mostly Sunny

    • 26
    • 55

    Mostly Sunny

    • 34
    • 65

    Partly Sunny

    • 38
    • 72

    Partly Sunny

    • 39
    • 70

    Slight Chance Rain

Today 15 Apr Arco/Mud Lake Desert

Mostly cloudy. A slight chance of rain Showers and snow Showers in the morning. Then a chance of rain Showers in the afternoon. Very windy. No snow accumulation. Highs 47 to 55. Southwest Winds 15 to 25 Mph. Increasing to 25 to 35 Mph in the afternoon.

Tonight 15 Apr Arco/Mud Lake Desert

Rain likely and a slight chance of Thunderstorms in the evening. Then a chance of rain and snow after midnight. Patchy blowing snow after midnight. Windy, Colder. Little or no snow accumulation. Lows 24 to 31. Southwest Winds 20 to 30 Mph.

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Atomic City Temperature Statistics

April Temperature

Idaho Falls Regional Airport (37.3 miles)

  • Lowest 5 April, 2026

    25.6 °F

  • Average April

    47.6 °F

  • Highest 10 April, 2026

    76.6 °F

Climate (2021–Present)

Idaho Falls Regional Airport (37.3 miles)

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  • Average Low 2021–2026

    33.9 °F

  • Average 2021–2026

    46.9 °F

  • Average High 2021–2026

    59.9 °F
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