Madison County Fairgrounds Weather Forecast

    • 19
    • 56

    Becoming Sunny

    • 22
    • 48

    Increasing Clouds

    • 31
    • 55

    Partly Sunny

    • 38
    • 63

    Partly Sunny

    • 29
    • 58

    Mostly Cloudy

    • 33
    • 55

    Mostly Cloudy

    • 33
    • 60

    Mostly Cloudy

Today 29 Oct Beaverhead and Western Madison below 6000ft

Mostly cloudy early in the morning then clearing. Highs 50 to 55. South Winds 10 to 15 Mph shifting to the west in the afternoon.

Tonight 29 Oct Beaverhead and Western Madison below 6000ft

Colder. Mostly clear. Lows 20 to 25. West Winds up to 10 Mph. Gusts up to 30 Mph in the evening.

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Madison County Fairgrounds Temperature Statistics

October Temperature

Dillon, Dillon Airport (21.7 miles)

  • Lowest 6 October, 2025

    23 °F

  • Average October

    44.5 °F

  • Highest 10 October, 2025

    72 °F

Climate (2020–Present)

Dillon, Dillon Airport (21.7 miles)

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  • Average Low 2020–2025

    30.8 °F

  • Average 2020–2025

    43 °F

  • Average High 2020–2025

    55.9 °F
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