Black Lake Weather Forecast

    • 38
    • 60

    Increasing Clouds

    • 36
    • 61

    Mostly Cloudy

    • 38
    • 61

    Mostly Sunny

    • 42
    • 70

    Breezy

    • 39
    • 66

    Mostly Sunny

    • 44
    • 72

    Mostly Sunny

    • 40
    • 66

    Mostly Sunny

Today 7 May Southern Clearwater Mountains

Partly cloudy. Highs 58 to 72.

Tonight 7 May Southern Clearwater Mountains

Mostly clear. Lows 34 to 47. Northwest Winds to 15 Mph in the evening.

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Black Lake Temperature Statistics

May Temperature

Salmon, Lemhi County Airport (47.8 miles)

  • Lowest 1 May, 2026

    30 °F

  • Average May

    45.9 °F

  • Highest 1 May, 2026

    71.1 °F

Climate (2021–Present)

Salmon, Lemhi County Airport (47.8 miles)

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  • Average Low 2021–2026

    33 °F

  • Average 2021–2026

    46.1 °F

  • Average High 2021–2026

    59.1 °F
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