Alder Weather Forecast

    • 50
    • 81

    Chance Thunderstorms

    • 53
    • 84

    Slight Chance Thunderstorms

    • 55
    • 93

    Mostly Sunny

    • 52
    • 90

    Mostly Sunny

    • 49
    • 86

    Mostly Sunny

    • 49
    • 85

    Mostly Sunny

Today 17 Aug Beaverhead and Western Madison below 6000ft

Partly cloudy early in the morning then becoming mostly cloudy. Slight chance of rain Showers early in the Morning, then chance of Thunderstorms in the afternoon. Highs 75 to 80. Southwest Winds up to 5 Mph increasing to 5 to 15 Mph in the afternoon. Chance of precipitation 50 percent.

Tonight 17 Aug Beaverhead and Western Madison below 6000ft

Mostly cloudy with a 50 percent chance of Thunderstorms in the Evening, then partly cloudy after midnight. Lows around 50. South Winds up to 10 Mph.

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Alder Temperature Statistics

August Temperature

Dillon, Dillon Airport (21.7 miles)

  • Lowest 8 August, 2025

    41.6 °F

  • Average August

    65.8 °F

  • Highest 13 August, 2025

    91.7 °F

Climate (2020–Present)

Dillon, Dillon Airport (21.7 miles)

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  • Average Low 2020–2025

    30.6 °F

  • Average 2020–2025

    42.8 °F

  • Average High 2020–2025

    55.8 °F
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