Atomic City Weather Forecast

    • 53
    • 83

    Slight Chance Thunderstorms

    • 51
    • 85

    Becoming Sunny

    • 52
    • 88

    Mostly Sunny

    • 52
    • 89

    Mostly Sunny

    • 50
    • 89

    Partly Sunny

    • 51
    • 89

    Mostly Sunny

    • 53
    • 92

    Mostly Sunny

Today 22 Jul Arco/Mud Lake Desert

Mostly sunny. A slight chance of Showers and Thunderstorms in the afternoon. Breezy. Highs 78 to 85. Southwest Winds 10 to 15 Mph. Increasing to 15 to 25 Mph in the afternoon.

Tonight 22 Jul Arco/Mud Lake Desert

Partly cloudy. Isolated Showers and Thunderstorms in the evening. Some Thunderstorms may produce gusty Winds in the evening. Lows 49 to 57. West Winds 10 to 20 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Atomic City Temperature Statistics

July Temperature

Idaho Falls Regional Airport (37.3 miles)

  • Lowest 17 July, 2025

    44.7 °F

  • Average July

    70.4 °F

  • Highest 1 July, 2025

    97.6 °F

Climate (2020–Present)

Idaho Falls Regional Airport (37.3 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    33 °F

  • Average 2020–2025

    46 °F

  • Average High 2020–2025

    58.9 °F
Get WillyWeather+ to remove ads