Keystone Weather Forecast

    • 18
    • 37

    Chance Snow

    • 16
    • 42

    Chance Snow

    • 18
    • 41

    Chance Snow

    • 16
    • 41

    Slight Chance Snow

    • 13
    • 42

    Mostly Sunny

    • 14
    • 42

    Mostly Sunny

Today 10 Dec South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and Wes

Mostly cloudy with patchy blowing snow. Chance of snow late in the afternoon. Windy. Visibility one quarter mile or less at Times. Highs 22 to 32. West Winds 20 to 30 Mph with Gusts up to 60 Mph. Chance of snow 30 percent.

Tonight 10 Dec South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and Wes

Mostly cloudy with a chance of snow and patchy blowing snow. Windy. Visibility one quarter mile or less at Times. Lows 13 to 23. West Winds 20 to 30 Mph. Gusts up to 50 Mph, decreasing to 40 Mph after midnight. Chance of snow 40 percent.

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Keystone Temperature Statistics

December Temperature

Copper Mountain - Red Cliff Pass (13.7 miles)

  • Lowest 2 December, 2023

    8.6 °F

  • Average December

    22.7 °F

  • Highest 6 December, 2023

    41 °F

Climate (2018–Present)

Copper Mountain - Red Cliff Pass (13.7 miles)

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  • Average Low 2018–2023

    29.9 °F

  • Average 2018–2023

    36.6 °F

  • Average High 2018–2023

    43 °F
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