Silverthorne Weather Forecast

    • 44
    • 75

    Thunderstorms Likely

    • 43
    • 73

    Rain Showers

    • 42
    • 74

    Rain Showers

    • 41
    • 73

    Thunderstorms Likely

    • 40
    • 73

    Thunderstorms Likely

    • 41
    • 74

    Chance Thunderstorms

    • 42
    • 76

    Chance Thunderstorms

Today 12 Aug Grand and Summit Counties Below 9000 Feet

Chance of Thunderstorms early in the Afternoon, then Thunderstorms likely late in the afternoon. Highs 75 to 81. Chance of precipitation 70 percent.

Tonight 12 Aug Grand and Summit Counties Below 9000 Feet

Showers likely and chance of Thunderstorms in the Evening, then a slight chance of Showers after midnight. Lows 42 to 50. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Silverthorne Temperature Statistics

August Temperature

Copper Mountain - Red Cliff Pass (11.2 miles)

  • Lowest 5 August, 2026

    42.8 °F

  • Average August

    56.6 °F

  • Highest 7 August, 2026

    69.8 °F

Climate (2021–2026)

Copper Mountain - Red Cliff Pass (11.2 miles)

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  • Average Low 2021–2026

    29.4 °F

  • Average 2021–2026

    35.8 °F

  • Average High 2021–2026

    42.1 °F
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