Keystone Weather Forecast

    • 44
    • 74

    Thunderstorms Likely

    • 42
    • 73

    Rain Showers

    • 44
    • 76

    Chance Thunderstorms

    • 44
    • 78

    Slight Chance Thunderstorms

    • 47
    • 80

    Partly Sunny

    • 48
    • 82

    Mostly Cloudy

Today 23 Jul South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and Wes

Slight chance of Thunderstorms in the Morning, then Thunderstorms likely in the afternoon. Highs 59 to 69. Chance of precipitation 60 percent.

Tonight 23 Jul South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and Wes

Mostly cloudy with a chance of Thunderstorms in the Evening, then partly cloudy after midnight. Lows 39 to 49. Chance of precipitation 50 percent.

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Keystone Temperature Statistics

July Temperature

Copper Mountain - Red Cliff Pass (13.7 miles)

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  • Average July

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Climate (2020–Present)

Copper Mountain - Red Cliff Pass (13.7 miles)

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  • Average Low 2020–2025

    29.6 °F

  • Average 2020–2025

    36.1 °F

  • Average High 2020–2025

    42.4 °F
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