Mill Mountain Weather Forecast

    • 40
    • 61

    Breezy

    • 39
    • 60

    Mostly Sunny

    • 44
    • 62

    Sunny

    • 49
    • 69

    Mostly Sunny

    • 49
    • 69

    Slight Chance Thunderstorms

    • 47
    • 66

    Chance Thunderstorms

    • 46
    • 64

    Chance Thunderstorms

Today 27 Jun Eastern Lemhi County

Partly cloudy. A 20 percent chance of Showers and Thunderstorms in the afternoon. Highs in the mid 70s to lower 80s. South Winds to 15 Mph shifting to the west 15 to 20 Mph with Gusts to around 30 Mph in the afternoon.

Tonight 27 Jun Eastern Lemhi County

Mostly cloudy in the evening then clearing. Lows in the mid 40s to lower 50s. Northwest Winds 15 to 20 Mph with Gusts to around 30 Mph.

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Mill Mountain Temperature Statistics

June Temperature

Salmon, Lemhi County Airport (31.7 miles)

  • Lowest 3 June, 2025

    35.1 °F

  • Average June

    61.8 °F

  • Highest 9 June, 2025

    92.6 °F

Climate (2020–Present)

Salmon, Lemhi County Airport (31.7 miles)

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  • Average Low 2020–2025

    32.2 °F

  • Average 2020–2025

    45.3 °F

  • Average High 2020–2025

    58.1 °F
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