Granite Lake Weather Forecast

    • 44
    • 56

    Decreasing Clouds

    • 43
    • 55

    Breezy

    • 38
    • 58

    Rain Likely

    • 37
    • 42

    Chance Rain

    • 41
    • 52

    Slight Chance Rain

    • 44
    • 58

    Chance Rain

Today 23 May Kootenai/Cabinet Region

Partly cloudy. Highs in the mid 70s to lower 80s.

Tonight 23 May Kootenai/Cabinet Region

Partly cloudy. Lows in the 40s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Granite Lake Temperature Statistics

May Temperature

Sandpoint, Sandpoint Airport (39.8 miles)

  • Lowest 1 May, 2026

    33.8 °F

  • Average May

    55.6 °F

  • Highest 12 May, 2026

    80.6 °F

Climate (2021–Present)

Sandpoint, Sandpoint Airport (39.8 miles)

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  • Average Low 2021–2026

    37.2 °F

  • Average 2021–2026

    47.1 °F

  • Average High 2021–2026

    57.2 °F
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