Blue River Weather Forecast

    • 43
    • 72

    Decreasing Clouds

    • 44
    • 70

    Slight Chance Thunderstorms

    • 45
    • 74

    Chance Thunderstorms

    • 41
    • 69

    Chance Thunderstorms

    • 41
    • 69

    Rain Showers Likely

    • 41
    • 69

    Chance Thunderstorms

    • 38
    • 68

    Chance Thunderstorms

Today 11 Sep South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and Wes

Partly cloudy. Slight chance of Showers late in the afternoon. Highs 62 to 72. West Winds 10 to 20 Mph with Gusts up to 30 Mph. Chance of rain 10 percent.

Tonight 11 Sep South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and Wes

Mostly clear. Slight chance of Showers early in the evening. Lows 40 to 48. West Winds 10 to 15 Mph with Gusts up to 25 Mph in the Evening, becoming light. Chance of rain 20 percent.

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  • Temperature Real-Time

Blue River Temperature Statistics

September Temperature

Copper Mountain - Red Cliff Pass (6.2 miles)

  • Lowest 1 September, 2026

    39.2 °F

  • Average September

    49.2 °F

  • Highest 6 September, 2026

    68 °F

Climate (2021–2026)

Copper Mountain - Red Cliff Pass (6.2 miles)

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  • Average Low 2021–2026

    29.4 °F

  • Average 2021–2026

    35.7 °F

  • Average High 2021–2026

    42.1 °F
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