Rocky Mountain National Park Weather Forecast

    • 17
    • 22

    Blizzard

    • 24
    • 27

    Chance Snow

    • 22
    • 31

    Breezy

    • 22
    • 32

    Partly Sunny

    • 25
    • 30

    Chance Snow

    • 23
    • 28

    Chance Snow

Today 20 Dec South and East Jackson/Larimer/North and Northeast Grand/Northwest Boulder Counties Above 9000 Feet

Patchy blowing snow. Snow Showers in the Morning, then snow Showers likely in the afternoon. Windy. Visibility one quarter mile or less at Times. Snow accumulation of 4 to 6 Inches. Highs 25 to 35. West Winds 20 to 30 Mph with Gusts up to 45 Mph.

Tonight 20 Dec South and East Jackson/Larimer/North and Northeast Grand/Northwest Boulder Counties Above 9000 Feet

Mostly cloudy. Chance of snow Showers in the Evening, then a slight chance of snow Showers after midnight. Lows 19 to 27. Southwest Winds 10 to 20 Mph with Gusts up to 30 Mph. Chance of snow 40 percent.

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Rocky Mountain National Park Temperature Statistics

December Temperature

Vance Brand Airport (29.2 miles)

  • Lowest 17 December, 2025

    41.9 °F

  • Average December

    55.9 °F

  • Highest 17 December, 2025

    69.1 °F

Climate (2020–Present)

Vance Brand Airport (29.2 miles)

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  • Average Low 2020–2025

    38.2 °F

  • Average 2020–2025

    52.9 °F

  • Average High 2020–2025

    68.2 °F
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