Diamond Lake Weather Forecast

    • 57
    • 69

    Mostly Sunny

    • 59
    • 74

    Mostly Sunny

    • 52
    • 71

    Mostly Sunny

    • 47
    • 61

    Chance Rain Showers

    • 46
    • 58

    Mostly Sunny

    • 51
    • 66

    Mostly Sunny

Today 12 Jul Lower Clark Fork Region

Mostly sunny. Highs in the mid 80s to lower 90s. West Winds to 15 Mph in the afternoon.

Tonight 12 Jul Lower Clark Fork Region

Mostly clear. Lows in the mid 50s to lower 60s. West Winds to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Diamond Lake Temperature Statistics

July Temperature

Mullan Pass, Mullan Pass Vor (31.1 miles)

  • Lowest 5 July, 2025

    42.7 °F

  • Average July

    61.4 °F

  • Highest 1 July, 2025

    80.1 °F

Climate (2020–Present)

Mullan Pass, Mullan Pass Vor (31.1 miles)

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  • Average Low 2020–2025

    33.6 °F

  • Average 2020–2025

    39.6 °F

  • Average High 2020–2025

    46 °F
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