Keystone Weather Forecast

    • 43
    • 74

    Slight Chance Thunderstorms

    • 45
    • 79

    Chance Rain Showers

    • 47
    • 81

    Slight Chance Thunderstorms

    • 46
    • 80

    Rain Showers Likely

    • 46
    • 80

    Chance Thunderstorms

    • 46
    • 80

    Chance Thunderstorms

    • 47
    • 83

    Partly Sunny

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

Partly cloudy with a slight chance of Thunderstorms. Some dry. Patchy smoke. Highs 63 to 73.

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

Mostly clear. Patchy smoke. Lows 38 to 48.

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Keystone Temperature Statistics

July Temperature

Copper Mountain - Red Cliff Pass (13.7 miles)

  • Lowest

  • Average July

  • Highest

Climate (2021–2026)

Copper Mountain - Red Cliff Pass (13.7 miles)

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  • Average Low 2021–2026

    29.6 °F
  • Average 2021–2026

    35.9 °F
  • Average High 2021–2026

    42.2 °F
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