Coal Creek Weather Forecast

    • 46
    • 66

    Mostly Sunny

    • 52
    • 73

    Mostly Sunny

    • 51
    • 74

    Partly Sunny

    • 50
    • 64

    Chance Thunderstorms

    • 50
    • 69

    Chance Thunderstorms

    • 47
    • 64

    Slight Chance Thunderstorms

Today 9 Sep Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below

Mostly sunny. Highs 69 to 79.

Tonight 9 Sep Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below

Mostly clear. Lows 44 to 54.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Coal Creek Temperature Statistics

September Temperature

Boulder Municipal Airport (11.8 miles)

  • Lowest 3 September, 2026

    59 °F

  • Average September

    76.2 °F

  • Highest 4 September, 2026

    95 °F

Climate (2021–2026)

Boulder Municipal Airport (11.8 miles)

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  • Average Low 2021–2026

    41.3 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    66.4 °F
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