Diamond Lake Weather Forecast

    • 62
    • 75

    Patchy Smoke

    • 63
    • 76

    Mostly Cloudy

    • 55
    • 73

    Chance Rain Showers

    • 48
    • 63

    Mostly Sunny

    • 54
    • 68

    Mostly Sunny

    • 56
    • 71

    Partly Sunny

    • 53
    • 69

    Partly Sunny

Today 20 Aug Lower Clark Fork Region

Mostly sunny. Patchy smoke through the day. Highs in the upper 80s to mid 90s.

Tonight 20 Aug Lower Clark Fork Region

Mostly clear. Lows in the mid 50s to lower 60s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Diamond Lake Temperature Statistics

August Temperature

Mullan Pass, Mullan Pass Vor (31.1 miles)

  • Lowest 2 August, 2026

    42.1 °F

  • Average August

    61.6 °F

  • Highest 7 August, 2026

    80.1 °F

Climate (2021–2026)

Mullan Pass, Mullan Pass Vor (31.1 miles)

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  • Average Low 2021–2026

    33.7 °F

  • Average 2021–2026

    39.7 °F

  • Average High 2021–2026

    46 °F
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