Slee Lake Weather Forecast

    • 39
    • 73

    Decreasing Clouds

    • 43
    • 85

    Increasing Clouds

    • 48
    • 91

    Rain Likely

    • 41
    • 77

    Rain Likely

    • 39
    • 71

    Rain Showers Likely

    • 40
    • 77

    Chance Rain

    • 42
    • 81

    Slight Chance Rain

Today 30 Aug Kootenai/Cabinet Region

Mostly cloudy. A 50 percent chance of rain Showers until late afternoon. Highs in the mid 60s to lower 70s.

Tonight 30 Aug Kootenai/Cabinet Region

Mostly clear. Patchy smoke until early morning. Lows in the mid 30s to lower 40s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Slee Lake Temperature Statistics

August Temperature

Boundary County Airport (25.5 miles)

  • Lowest 3 August, 2026

    44.6 °F

  • Average August

    69.2 °F

  • Highest 21 August, 2026

    95 °F

Climate (2021–2026)

Boundary County Airport (25.5 miles)

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  • Average Low 2021–2026

    37.8 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    56.7 °F
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