Shelf Lake Weather Forecast

    • 53
    • 72

    Areas Smoke

    • 57
    • 72

    Patchy Smoke

    • 58
    • 74

    Mostly Cloudy

    • 57
    • 72

    Chance Thunderstorms

    • 58
    • 72

    Chance Thunderstorms

    • 56
    • 73

    Chance Thunderstorms

Today 19 Jul Bitterroot/Sapphire Mountains

Mostly sunny. Patchy smoke in the Morning, then Areas of smoke in the afternoon. Highs in the 80s.

Tonight 19 Jul Bitterroot/Sapphire Mountains

Partly cloudy. Patchy smoke in the evening. Lows in the upper 40s to mid 50s.

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Shelf Lake Temperature Statistics

July Temperature

Salmon, Lemhi County Airport (45.4 miles)

  • Lowest 2 July, 2026

    44.1 °F

  • Average July

    70 °F

  • Highest 11 July, 2026

    97 °F

Climate (2021–2026)

Salmon, Lemhi County Airport (45.4 miles)

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  • Average Low 2021–2026

    33 °F

  • Average 2021–2026

    46 °F

  • Average High 2021–2026

    59 °F
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