Troy Airport Weather Forecast

    • 42
    • 78

    Mostly Sunny

    • 48
    • 90

    Partly Sunny

    • 46
    • 84

    Chance Rain

    • 43
    • 75

    Partly Sunny

    • 40
    • 69

    Partly Sunny

    • 37
    • 64

    Chance Rain

Today 11 May Kootenai/Cabinet Region

Mostly sunny. Highs in the 70s.

Tonight 11 May Kootenai/Cabinet Region

Mostly clear. Lows in the upper 30s to mid 40s.

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  • Temperature Real-Time

Troy Airport Temperature Statistics

May Temperature

Boundary County Airport (24.2 miles)

  • Lowest 1 May, 2026

    39.2 °F

  • Average May

    60.3 °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

    37.9 °F

  • Average 2021–2026

    47.4 °F

  • Average High 2021–2026

    56.8 °F
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