Rocky Mountain College Park Weather Forecast

    • 9
    • 12

    Snow

    • 14
    • 19

    Gradual Clearing

    • 34
    • 46

    Partly Sunny

    • 41
    • 48

    Mostly Cloudy

    • 37
    • 51

    Chance Rain/Snow

    • 25
    • 45

    Chance Rain/Snow

    • 30
    • 42

    Slight Chance Rain/Snow

Today 12 Dec Southwestern Yellowstone

Mostly cloudy. Cold. Patchy fog early in the afternoon. Highs around 13. East Winds 5 to 10 Mph.

Tonight 12 Dec Southwestern Yellowstone

Mostly cloudy. Patchy fog early in the evening. A 20 percent chance of snow after 3 am. Lows around 9. Northeast Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rocky Mountain College Park Temperature Statistics

December Temperature

Billings, Billings Logan International Airport (0.6 miles)

  • Lowest 1 December, 2025

    16 °F

  • Average December

    34.4 °F

  • Highest 9 December, 2025

    57 °F

Climate (2020–Present)

Billings, Billings Logan International Airport (0.6 miles)

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  • Average Low 2020–2025

    38.7 °F

  • Average 2020–2025

    49.5 °F

  • Average High 2020–2025

    60.6 °F
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