Mount Heinen Weather Forecast

    • 68
    • 90

    Areas Smoke

    • 66
    • 88

    Areas Smoke

    • 64
    • 86

    Patchy Smoke

    • 64
    • 86

    Mostly Sunny

    • 62
    • 83

    Mostly Sunny

    • 61
    • 81

    Partly Sunny

Today 8 Aug Boise Mountains

Sunny, smoke. Highs 84 to 99.

Tonight 8 Aug Boise Mountains

Mostly clear. Areas of smoke. Lows 48 to 63.

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  • Temperature Real-Time

Mount Heinen Temperature Statistics

August Temperature

Boise Air Terminal (19.3 miles)

  • Lowest 3 August, 2026

    54.6 °F

  • Average August

    77.1 °F

  • Highest 1 August, 2026

    101.6 °F

Climate (2021–2026)

Boise Air Terminal (19.3 miles)

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    54.8 °F

  • Average High 2021–2026

    66.2 °F
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