McGuire Mountain Weather Forecast

    • 40
    • 57

    Chance Rain

    • 38
    • 46

    Rain Showers Likely

    • 35
    • 45

    Chance Rain/Snow

    • 36
    • 40

    Chance Rain

    • 37
    • 44

    Partly Sunny

    • 36
    • 47

    Chance Rain

Today 10 Sep Kootenai/Cabinet Region

Mostly cloudy. A 20 percent chance of rain early in the morning. Highs in the mid 70s to lower 80s.

Tonight 10 Sep Kootenai/Cabinet Region

Mostly cloudy in the evening then becoming partly cloudy. A 20 percent chance of rain. Lows in the 40s.

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McGuire Mountain Temperature Statistics

September Temperature

Boundary County Airport (49.7 miles)

  • Lowest 5 September, 2026

    42.8 °F

  • Average September

    56.6 °F

  • Highest 1 September, 2026

    78.8 °F

Climate (2021–2026)

Boundary County Airport (49.7 miles)

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  • Average Low 2021–2026

    37.8 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    56.6 °F
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