Troy Airport Weather Forecast

    • 50
    • 93

    Smoke

    • 51
    • 91

    Partly Sunny

    • 50
    • 90

    Mostly Sunny

    • 49
    • 89

    Mostly Sunny

    • 46
    • 86

    Slight Chance Rain

    • 45
    • 83

    Slight Chance Thunderstorms

Today 8 Aug Kootenai/Cabinet Region

Partly cloudy. Smoke. Highs in the upper 80s to mid 90s.

Tonight 8 Aug Kootenai/Cabinet Region

Mostly cloudy in the evening then clearing. Areas of smoke. Lows in the upper 40s to mid 50s.

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Troy Airport Temperature Statistics

August Temperature

Boundary County Airport (24.2 miles)

  • Lowest 3 August, 2026

    44.6 °F

  • Average August

    67.3 °F

  • Highest 1 August, 2026

    87.8 °F

Climate (2021–2026)

Boundary County Airport (24.2 miles)

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  • Average Low 2021–2026

    37.8 °F

  • Average 2021–2026

    47.2 °F

  • Average High 2021–2026

    56.6 °F
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