Troy Airport Weather Forecast

    • 45
    • 81

    Chance Rain Showers

    • 48
    • 89

    Mostly Sunny

    • 53
    • 96

    Mostly Sunny

    • 52
    • 96

    Partly Sunny

    • 46
    • 88

    Mostly Sunny

    • 44
    • 84

    Mostly Sunny

Today 23 Aug Kootenai/Cabinet Region

Partly cloudy. Chance of rain Showers in the morning. Chance of rain Showers and a slight chance of Thunderstorms late in the afternoon. Patchy smoke until late afternoon. Patchy fog early in the morning. Chance of precipitation 50 percent. Not as warm. Highs in the mid 70s to lower 80s.

Tonight 23 Aug Kootenai/Cabinet Region

Mostly clear. Areas of smoke in the Evening, then patchy smoke after midnight. A 20 percent chance of rain Showers in the evening. Lows in the 40s to lower 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

    68.5 °F

  • Highest 21 August, 2026

    95 °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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