Mud Lake Airport (West Jefferson County Airport) Weather Forecast

    • 32
    • 73

    Mostly Sunny

    • 37
    • 75

    Mostly Sunny

    • 40
    • 77

    Partly Sunny

    • 35
    • 75

    Breezy

    • 32
    • 63

    Partly Sunny

    • 36
    • 62

    Mostly Cloudy

    • 39
    • 67

    Breezy

Today 18 Mar Arco/Mud Lake Desert

Sunny. Highs 66 to 75. Southwest Winds 10 to 20 Mph.

Tonight 18 Mar Arco/Mud Lake Desert

Mostly clear. Lows 34 to 44. Southwest Winds 10 to 15 Mph. Decreasing to up to 10 Mph after midnight.

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Mud Lake Airport (West Jefferson County Airport) Temperature Statistics

March Temperature

Idaho Falls Regional Airport (31.1 miles)

  • Lowest 15 March, 2026

    17.1 °F

  • Average March

    40.7 °F

  • Highest 8 March, 2026

    61 °F

Climate (2021–Present)

Idaho Falls Regional Airport (31.1 miles)

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  • Average Low 2021–2026

    33.8 °F

  • Average 2021–2026

    46.8 °F

  • Average High 2021–2026

    59.6 °F
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