Fortress Mountain Weather Forecast

    • 17
    • 31

    Mostly Sunny

    • 18
    • 29

    Increasing Clouds

    • 18
    • 25

    Blustery

    • 23
    • 33

    Mostly Sunny

    • 23
    • 35

    Partly Sunny

    • 25
    • 34

    Partly Sunny

    • 24
    • 32

    Partly Sunny

Today 4 Nov Absaroka Mountains

Mostly sunny. Highs in the lower 40s.

Tonight 4 Nov Absaroka Mountains

Clear. Near steady temperature in the upper 20s. Southwest Winds around 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fortress Mountain Temperature Statistics

November Temperature

Yellowstone Lake (33.6 miles)

  • Lowest 2 November, 2026

    30 °F

  • Average November

    33.5 °F

  • Highest 1 November, 2026

    41 °F

Climate (2021–2026)

Yellowstone Lake (33.6 miles)

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  • Average Low 2021–2026

    23.2 °F

  • Average 2021–2026

    35.9 °F

  • Average High 2021–2026

    48.7 °F
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