Mud Lake Weather Forecast

    • 44
    • 62

    Chance Rain

    • 43
    • 68

    Mostly Sunny

    • 45
    • 74

    Partly Sunny

    • 45
    • 75

    Mostly Sunny

    • 44
    • 75

    Mostly Sunny

    • 46
    • 77

    Mostly Sunny

Today 19 Sep Arco/Mud Lake Desert

Partly sunny. A chance of rain Showers and a slight chance of Thunderstorms in the morning. Then a slight chance of Showers and Thunderstorms in the afternoon. Highs 58 to 65. South Winds up to 10 Mph. Chance of precipitation 50 percent.

Tonight 19 Sep Arco/Mud Lake Desert

Mostly cloudy. Lows 40 to 47. Light and variable Winds.

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Mud Lake Temperature Statistics

September Temperature

Rexburg, Rexburg-Madison County Airport (29.8 miles)

  • Lowest 15 September, 2026

    35.1 °F

  • Average September

    61.8 °F

  • Highest 6 September, 2026

    84.7 °F

Climate (2021–2026)

Rexburg, Rexburg-Madison County Airport (29.8 miles)

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  • Average Low 2021–2026

    34.4 °F

  • Average 2021–2026

    46.5 °F

  • Average High 2021–2026

    58.6 °F
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