Mount Heinen Weather Forecast

    • 26
    • 36

    Mostly Cloudy

    • 32
    • 45

    Partly Cloudy

    • 36
    • 45

    Rain/Snow

    • 34
    • 39

    Rain

    • 28
    • 39

    Chance Snow

    • 31
    • 43

    Partly Sunny

    • 31
    • 46

    Slight Chance Snow

Today 21 Feb Boise Mountains

Mostly sunny. Not as cold with Highs 32 to 44.

Tonight 21 Feb Boise Mountains

Decreasing Clouds. Lows 12 to 27.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Heinen Temperature Statistics

February Temperature

Boise Air Terminal (19.3 miles)

  • Lowest 18 February, 2026

    25 °F

  • Average February

    42.2 °F

  • Highest 7 February, 2026

    60.7 °F

Climate (2021–Present)

Boise Air Terminal (19.3 miles)

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  • Average Low 2021–2026

    44.1 °F

  • Average 2021–2026

    54.8 °F

  • Average High 2021–2026

    66.1 °F
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