Keystone Weather Forecast

    • 47
    • 75

    Chance Thunderstorms

    • 48
    • 73

    Chance Thunderstorms

    • 46
    • 73

    Thunderstorms Likely

    • 48
    • 75

    Chance Thunderstorms

    • 49
    • 77

    Slight Chance Thunderstorms

    • 49
    • 80

    Slight Chance Thunderstorms

Today 4 Jul South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and Wes

Mostly sunny with a slight chance of Thunderstorms in the Morning, then Thunderstorms likely in the afternoon. Highs 62 to 72. West Winds 10 to 15 Mph. Chance of Thunderstorms 60 percent.

Tonight 4 Jul South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and Wes

Mostly cloudy with a 20 percent chance of Thunderstorms in the Evening, then partly cloudy after midnight. Lows 41 to 51.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Keystone Temperature Statistics

July Temperature

Copper Mountain - Red Cliff Pass (13.7 miles)

  • Lowest 1 July, 2022

    41 °F
  • Average July

    50.3 °F
  • Highest 1 July, 2022

    60.8 °F

Climate (2010–Present)

Copper Mountain - Red Cliff Pass (13.7 miles)

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  • Average Low 2010–Present

    29.5 °F
  • Average 2010–Present

    36.2 °F
  • Average High 2010–Present

    42.5 °F
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