Spar Lake Weather Forecast

    • 49
    • 69

    Chance Rain

    • 47
    • 59

    Chance Rain

    • 47
    • 55

    Rain Likely

    • 46
    • 57

    Rain Likely

    • 47
    • 64

    Partly Sunny

    • 49
    • 68

    Chance Rain

Today 29 May Kootenai/Cabinet Region

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

Tonight 29 May Kootenai/Cabinet Region

Mostly cloudy. A 20 percent chance of rain in the evening. Lows in the mid 40s to lower 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Spar Lake Temperature Statistics

May Temperature

Sandpoint, Sandpoint Airport (28 miles)

  • Lowest 1 May, 2026

    33.8 °F

  • Average May

    56.6 °F

  • Highest 12 May, 2026

    80.6 °F

Climate (2021–Present)

Sandpoint, Sandpoint Airport (28 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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