Blue River Weather Forecast

    • 31
    • 61

    Chance Thunderstorms

    • 32
    • 61

    Mostly Sunny

    • 36
    • 66

    Partly Sunny

    • 37
    • 65

    Partly Sunny

    • 34
    • 63

    Chance Thunderstorms

    • 35
    • 66

    Mostly Sunny

Today 17 Sep South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and Wes

Mostly sunny in the Morning, then becoming mostly cloudy. Slight chance of rain and snow Showers in the Morning, then a chance of Thunderstorms and snow Showers in the afternoon. Highs 48 to 58. Northwest Winds 10 to 15 Mph with Gusts up to 20 Mph in the afternoon. Chance of precipitation 50 percent.

Tonight 17 Sep South and Southeast Grand/West Central and Southwest Boulder/Gilpin/Clear Creek/Summit/North and Wes

Rain Showers, snow Showers likely and chance of Thunderstorms in the Evening, then a chance of rain and snow Showers after midnight. Little or no snow accumulation. Lows 28 to 36. Chance of precipitation 70 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Blue River Temperature Statistics

September Temperature

Copper Mountain - Red Cliff Pass (6.2 miles)

  • Lowest 14 September, 2025

    33.8 °F

  • Average September

    51 °F

  • Highest 1 September, 2025

    66.2 °F

Climate (2020–Present)

Copper Mountain - Red Cliff Pass (6.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    29.6 °F

  • Average 2020–2025

    36.1 °F

  • Average High 2020–2025

    42.4 °F
Get WillyWeather+ to remove ads