Deer Lake Weather Forecast

    • 26
    • 41

    Becoming Sunny

    • 33
    • 54

    Sunny

    • 36
    • 58

    Mostly Sunny

    • 36
    • 56

    Rain/Snow Likely

    • 35
    • 45

    Snow Showers Likely

    • 33
    • 44

    Chance Snow

Today 30 Apr Western Lemhi County

Mostly cloudy. Highs in the mid 50s to lower 60s.

Tonight 30 Apr Western Lemhi County

Mostly clear. Lows in the 30s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Deer Lake Temperature Statistics

April Temperature

Salmon, Lemhi County Airport (30.4 miles)

  • Lowest 5 April, 2025

    20.8 °F

  • Average April

    45.9 °F

  • Highest 10 April, 2025

    77.6 °F

Climate (2020–Present)

Salmon, Lemhi County Airport (30.4 miles)

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  • Average Low 2020–2025

    32.2 °F

  • Average 2020–2025

    45.2 °F

  • Average High 2020–2025

    58 °F
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