Pompeys Pillar Weather Forecast

    • 37
    • 56

    Mostly Sunny

    • 41
    • 64

    Chance Rain Showers

    • 33
    • 54

    Chance Rain Showers

    • 34
    • 61

    Mostly Sunny

    • 39
    • 63

    Partly Sunny

    • 40
    • 65

    Partly Sunny

    • 44
    • 68

    Partly Sunny

Today 18 Oct Northeastern Yellowstone

Sunny. Highs in the upper 50s. West Winds 5 to 15 Mph.

Tonight 18 Oct Northeastern Yellowstone

Mostly clear. Lows in the mid 30s. Southwest Winds 5 to 15 Mph.

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  • Temperature Real-Time

Pompeys Pillar Temperature Statistics

October Temperature

Billings, Billings Logan International Airport (31.1 miles)

  • Lowest 13 October, 2025

    30.9 °F

  • Average October

    50.8 °F

  • Highest 1 October, 2025

    77 °F

Climate (2020–Present)

Billings, Billings Logan International Airport (31.1 miles)

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  • Average Low 2020–2025

    38.6 °F

  • Average 2020–2025

    49.3 °F

  • Average High 2020–2025

    60.4 °F
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