Mount Heinen Weather Forecast

    • 66
    • 88

    Areas Smoke

    • 66
    • 84

    Areas Smoke

    • 62
    • 77

    Chance Thunderstorms

    • 59
    • 75

    Chance Thunderstorms

    • 61
    • 79

    Slight Chance Thunderstorms

    • 64
    • 83

    Partly Sunny

    • 65
    • 82

    Mostly Cloudy

Today 11 Aug Boise Mountains

Sunny. Patchy smoke this Morning, then Areas of smoke this afternoon. Highs 82 to 97.

Tonight 11 Aug Boise Mountains

Increasing Clouds. Areas of smoke. Lows 46 to 61.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Heinen Temperature Statistics

August Temperature

Boise Air Terminal (19.3 miles)

  • Lowest 3 August, 2026

    54.6 °F

  • Average August

    79 °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

    54.9 °F

  • Average High 2021–2026

    66.2 °F
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