Carlson Lake Weather Forecast

    • 38
    • 61

    Rain Showers

    • 33
    • 48

    Chance Snow Showers

    • 39
    • 56

    Mostly Sunny

    • 44
    • 62

    Partly Sunny

    • 45
    • 62

    Partly Sunny

    • 43
    • 59

    Chance Rain

Today 6 Sep Lost River Range

Sunny, breezy. Highs 68 to 78.

Tonight 6 Sep Lost River Range

A slight chance of Showers and Thunderstorms in the evening. Then rain Showers likely and a slight chance of Thunderstorms after midnight. Lows 42 to 49.

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Carlson Lake Temperature Statistics

September Temperature

Salmon, Lemhi County Airport (57.8 miles)

  • Lowest 1 September, 2026

    46 °F

  • Average September

    59.9 °F

  • Highest 1 September, 2026

    82 °F

Climate (2021–2026)

Salmon, Lemhi County Airport (57.8 miles)

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  • Average Low 2021–2026

    33.1 °F

  • Average 2021–2026

    46.1 °F

  • Average High 2021–2026

    59.2 °F
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