Troy Airport Weather Forecast

    • 44
    • 76

    Gradual Clearing

    • 44
    • 78

    Mostly Sunny

    • 45
    • 83

    Partly Sunny

    • 44
    • 81

    Mostly Sunny

    • 48
    • 89

    Partly Sunny

    • 47
    • 81

    Partly Sunny

Today 8 May Kootenai/Cabinet Region

Mostly cloudy. A 20 percent chance of rain in the afternoon. Highs in the 70s.

Tonight 8 May 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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Troy Airport Temperature Statistics

May Temperature

Boundary County Airport (24.2 miles)

  • Lowest 1 May, 2026

    39.2 °F

  • Average May

    60.6 °F

  • Highest 3 May, 2026

    75.2 °F

Climate (2021–Present)

Boundary County Airport (24.2 miles)

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  • Average Low 2021–2026

    37.8 °F

  • Average 2021–2026

    47.4 °F

  • Average High 2021–2026

    56.8 °F
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