Troy Airport Weather Forecast

    • 54
    • 92

    Mostly Sunny

    • 54
    • 90

    Mostly Sunny

    • 59
    • 96

    Mostly Cloudy

    • 61
    • 97

    Hot

    • 62
    • 99

    Hot

    • 61
    • 99

    Hot

Today 18 Jul Kootenai/Cabinet Region

Mostly sunny. Areas of fog early in the morning. Highs in the upper 80s to mid 90s.

Tonight 18 Jul Kootenai/Cabinet Region

Mostly clear. Lows in the 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

    69.9 °F

  • Highest 15 July, 2026

    91.4 °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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