Madison County Fairgrounds Weather Forecast

    • 30
    • 55

    Rain Showers Likely

    • 29
    • 58

    Chance Rain Showers

    • 32
    • 62

    Mostly Sunny

    • 38
    • 71

    Partly Sunny

    • 41
    • 70

    Mostly Cloudy

    • 42
    • 70

    Slight Chance Rain

Today 28 Apr Beaverhead and Western Madison below 6000ft

Not as cool. Partly sunny. Slight chance of snow Showers in the morning. Slight chance of rain Showers late in the Morning, then chance of rain Showers, snow Showers and slight chance of Thunderstorms in the afternoon. Highs 48 to 54. West Winds up to 15 Mph. Chance of precipitation 50 percent.

Tonight 28 Apr Beaverhead and Western Madison below 6000ft

Partly cloudy. A 20 percent chance of rain Showers and snow Showers in the evening. Lows in the lower 30s. Northwest Winds 5 to 10 Mph with Gusts to around 25 Mph shifting to the west after midnight.

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Madison County Fairgrounds Temperature Statistics

April Temperature

Dillon, Dillon Airport (21.7 miles)

  • Lowest 18 April, 2026

    22.6 °F

  • Average April

    44.2 °F

  • Highest 7 April, 2026

    70.6 °F

Climate (2021–Present)

Dillon, Dillon Airport (21.7 miles)

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  • Average Low 2021–2026

    31.6 °F

  • Average 2021–2026

    43.9 °F

  • Average High 2021–2026

    56.9 °F
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