Mount Heinen Weather Forecast

    • 16
    • 28

    Snow Likely

    • 19
    • 29

    Chance Snow

    • 19
    • 29

    Chance Snow

    • 27
    • 36

    Mostly Cloudy

    • 33
    • 44

    Chance Snow

    • 34
    • 47

    Rain/Snow Likely

    • 32
    • 41

    Snow Likely

Today 18 Feb Boise Mountains

Areas of fog this morning. Snow. Chance of snow 80 percent. New snow accumulation of 2 to 3 Inches. Highs 23 to 34. Brisk.

Tonight 18 Feb Boise Mountains

Mostly cloudy with a chance of snow Showers this Evening, then partly cloudy after midnight. Patchy fog after midnight. Chance of snow 40 percent. Much Colder with Lows 2 below to 13 above zero.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mount Heinen Temperature Statistics

February Temperature

Boise Air Terminal (19.3 miles)

  • Lowest 2 February, 2026

    26.7 °F

  • Average February

    43.4 °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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