Troy Airport Weather Forecast

    • 50
    • 87

    Becoming Sunny

    • 50
    • 90

    Mostly Sunny

    • 56
    • 89

    Partly Sunny

    • 53
    • 87

    Partly Sunny

    • 57
    • 92

    Partly Sunny

    • 59
    • 95

    Mostly Sunny

Today 9 Jul Kootenai/Cabinet Region

Partly cloudy. Highs in the 80s.

Tonight 9 Jul Kootenai/Cabinet Region

Mostly clear. Lows in the upper 40s to mid 50s.

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Troy Airport Temperature Statistics

July Temperature

Boundary County Airport (24.2 miles)

  • Lowest 2 July, 2026

    46.4 °F

  • Average July

    66.9 °F

  • Highest 6 July, 2026

    84.2 °F

Climate (2021–2026)

Boundary County Airport (24.2 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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