Lava Mountain Weather Forecast

    • 18
    • 23

    Mostly Cloudy

    • 15
    • 27

    Increasing Clouds

    • 16
    • 32

    Partly Sunny

    • 13
    • 24

    Partly Sunny

    • 13
    • 23

    Partly Sunny

    • 16
    • 29

    Partly Sunny

    • 16
    • 34

    Mostly Sunny

Today 30 Jan Teton and Gros Ventre Mountains

Mostly cloudy with scattered snow Showers. Highs in the upper 20s. West Winds around 10 Mph with Gusts up to 20 Mph. Chance of snow 30 percent.

Tonight 30 Jan Teton and Gros Ventre Mountains

Mostly cloudy. Cold with Lows 14 to 20. Southwest Winds around 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lava Mountain Temperature Statistics

January Temperature

Dubois Municipal Airport (18.6 miles)

  • Lowest 24 January, 2026

    -4 °F

  • Average January

    26.9 °F

  • Highest 14 January, 2026

    51.8 °F

Climate (2021–Present)

Dubois Municipal Airport (18.6 miles)

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  • Average Low 2021–2026

    30 °F

  • Average 2021–2026

    40.9 °F

  • Average High 2021–2026

    52.7 °F
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