Shelf Lake Weather Forecast

    • 41
    • 64

    Areas Smoke

    • 47
    • 69

    Patchy Smoke

    • 53
    • 76

    Mostly Sunny

    • 53
    • 77

    Sunny

    • 53
    • 77

    Mostly Sunny

    • 52
    • 74

    Mostly Sunny

    • 52
    • 74

    Mostly Sunny

Today 4 Aug Bitterroot/Sapphire Mountains

Mostly sunny. Areas of smoke. Highs in the 70s.

Tonight 4 Aug Bitterroot/Sapphire Mountains

Mostly clear. Areas of smoke in the Evening, then patchy smoke after midnight. Lows in the upper 30s to mid 40s.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Shelf Lake Temperature Statistics

August Temperature

Salmon, Lemhi County Airport (45.4 miles)

  • Lowest 1 August, 2026

    54 °F

  • Average August

    75.8 °F

  • Highest 1 August, 2026

    100 °F

Climate (2021–2026)

Salmon, Lemhi County Airport (45.4 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    33 °F

  • Average 2021–2026

    46 °F

  • Average High 2021–2026

    59 °F
Get WillyWeather+ to remove ads