Mount Heinen Weather Forecast

    • 56
    • 79

    Sunny

    • 46
    • 77

    Partly Sunny

    • 42
    • 56

    Chance Rain Showers

    • 40
    • 52

    Chance Rain Showers

    • 40
    • 50

    Chance Rain Showers

    • 41
    • 56

    Chance Rain Showers

    • 39
    • 55

    Partly Sunny

Today 8 Oct Boise Mountains

Areas of fog in the morning. Sunny. Highs 51 to 65.

Tonight 8 Oct Boise Mountains

Clear. Lows 38 to 52.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Heinen Temperature Statistics

October Temperature

Boise Air Terminal (19.3 miles)

  • Lowest 1 October, 2026

    50.6 °F

  • Average October

    68.4 °F

  • Highest 4 October, 2026

    87.1 °F

Climate (2021–2026)

Boise Air Terminal (19.3 miles)

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  • Average Low 2021–2026

    44.2 °F

  • Average 2021–2026

    55 °F

  • Average High 2021–2026

    66.3 °F
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