Line Lake Weather Forecast

    • 45
    • 60

    Chance Thunderstorms

    • 48
    • 65

    Mostly Sunny

    • 49
    • 69

    Mostly Sunny

    • 49
    • 69

    Partly Sunny

    • 48
    • 70

    Slight Chance Thunderstorms

    • 49
    • 69

    Partly Sunny

Today 22 Jul Southern Clearwater Mountains

Mostly cloudy. A chance of rain in the Morning, then chance of Showers and Thunderstorms in the afternoon. Patchy fog in the morning. Chance of precipitation 40 percent. Highs 65 to 80.

Tonight 22 Jul Southern Clearwater Mountains

Mostly clear. Patchy fog after midnight. Lows 40 to 55.

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Line Lake Temperature Statistics

July Temperature

Salmon, Lemhi County Airport (46 miles)

  • Lowest 5 July, 2025

    46.7 °F

  • Average July

    70 °F

  • Highest 14 July, 2025

    96.7 °F

Climate (2020–Present)

Salmon, Lemhi County Airport (46 miles)

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  • Average Low 2020–2025

    32.2 °F

  • Average 2020–2025

    45.3 °F

  • Average High 2020–2025

    58.2 °F
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